306 lines
14 KiB
JSON
306 lines
14 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-73812",
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"assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
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"state": "PUBLISHED",
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"assignerShortName": "EEF",
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"dateReserved": "2026-08-17T11:00:01.498Z",
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"datePublished": "2026-09-01T14:42:42.374Z",
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"dateUpdated": "2026-11-11T13:44:38.119Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"cpes": [
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"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unknown",
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"packageName": "otp",
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"packageURL": "pkg:software-id/erlang.org/otp",
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"product": "OTP",
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"vendor": "Erlang",
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"versions": [
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{
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"changes": [
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{
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"at": "27.3.4.17",
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"status": "unaffected"
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},
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{
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"at": "28.5.0.6",
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"status": "unaffected"
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},
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{
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"at": "29.0.6",
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"status": "unaffected"
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}
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],
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"lessThan": "*",
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"status": "affected",
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"version": "17.0",
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"versionType": "otp"
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}
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]
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},
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{
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"cpes": [
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"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unknown",
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"packageName": "inets",
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"packageURL": "pkg:otp/inets?repository_url=https:%2F%2Fgithub.com%2Ferlang%2Fotp&vcs_url=git%2Bhttps:%2F%2Fgithub.com%2Ferlang%2Fotp.git",
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"product": "OTP",
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"repo": "https://github.com/erlang/otp",
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"vendor": "Erlang",
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"versions": [
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{
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"changes": [
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{
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"at": "9.3.2.7",
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"status": "unaffected"
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},
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{
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"at": "9.6.2.3",
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"status": "unaffected"
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},
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{
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"at": "9.7.2",
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"status": "unaffected"
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}
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],
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"lessThan": "*",
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"status": "affected",
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"version": "5.10",
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"versionType": "otp"
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}
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]
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},
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{
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"collectionURL": "https://github.com",
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"cpes": [
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"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unknown",
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"packageName": "erlang/otp",
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"packageURL": "pkg:github/erlang/otp",
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"product": "OTP",
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"repo": "https://github.com/erlang/otp",
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"vendor": "Erlang",
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"versions": [
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{
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"lessThan": "591dc00dc99dc2a426167a3b5257c0c94bd45e91",
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"status": "affected",
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"version": "84adefa331c4159d432d22840663c38f155cd4c1",
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"versionType": "git"
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},
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{
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"lessThan": "*",
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"status": "unaffected",
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"version": "591dc00dc99dc2a426167a3b5257c0c94bd45e91",
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"versionType": "git"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"cpeMatch": [
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{
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"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "27.3.4.17",
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"vulnerable": true
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},
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{
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"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "28.5.0.6",
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"versionStartIncluding": "28.0",
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"vulnerable": true
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},
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{
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"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "29.0.6",
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"versionStartIncluding": "29.0",
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"vulnerable": true
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}
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],
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"negate": false,
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"operator": "OR"
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}
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],
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"operator": "AND"
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "remediation developer",
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"value": "Konrad Pietrzak / Ericsson"
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},
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{
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"lang": "en",
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"type": "finder",
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"value": "Lukas Backström / Erlang Solutions"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>httpd function check_header/3 rejects duplicate Content-Length (per CVE-2026-23941) but never checks for the TE+CL co-presence that RFC 9112 §6.3 identifies as a probable smuggling attempt. handle_body/3 frames by chunked and silently discards Content-Length. A CL-preferring front-end paired with chunked-preferring inets creates a classic CL.TE front-end/back-end\ndesync.</p>\n<p>This issue affects OTP from OTP 17.0 before OTP 27.3.4.17, OTP 28.5.0.6, and OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, 9.6.2.3, and 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown.</p>"
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},
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{
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"base64": false,
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"type": "text/markdown",
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"value": "httpd function check_header/3 rejects duplicate Content-Length (per CVE-2026-23941) but never checks for the TE+CL co-presence that RFC 9112 §6.3 identifies as a probable smuggling attempt. handle_body/3 frames by chunked and silently discards Content-Length. A CL-preferring front-end paired with chunked-preferring inets creates a classic CL.TE front-end/back-end\ndesync.\n\nThis issue affects OTP from OTP 17.0 before OTP 27.3.4.17, OTP 28.5.0.6, and OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, 9.6.2.3, and 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown."
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}
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],
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"value": "httpd function check_header/3 rejects duplicate Content-Length (per CVE-2026-23941) but never checks for the TE+CL co-presence that RFC 9112 §6.3 identifies as a probable smuggling attempt. handle_body/3 frames by chunked and silently discards Content-Length. A CL-preferring front-end paired with chunked-preferring inets creates a classic CL.TE front-end/back-end desync.\n\nThis issue affects OTP from OTP 17.0 before OTP 27.3.4.17, OTP 28.5.0.6, and OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, 9.6.2.3, and 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-33",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-33 HTTP Request Smuggling"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"attackVector": "NETWORK",
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"baseScore": 8.3,
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"baseSeverity": "HIGH",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "HIGH",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-444",
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"description": "CWE-444 Inconsistent Interpretation of HTTP Requests",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
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"shortName": "EEF",
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"dateUpdated": "2026-11-11T13:44:38.119Z"
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},
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"references": [
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{
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"tags": [
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"vendor-advisory"
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],
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"url": "https://github.com/erlang/otp/security/advisories/GHSA-7j6m-4ffg-hg46"
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},
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{
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"name": "EEF CNA record for CVE-2026-73812",
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"tags": [
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"related"
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],
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"url": "https://cna.erlef.org/cves/CVE-2026-73812.html"
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},
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{
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"name": "OSV record EEF-CVE-2026-73812",
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"tags": [
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"related"
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],
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"url": "https://osv.dev/vulnerability/EEF-CVE-2026-73812"
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},
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{
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"name": "Erlang/OTP version ordering",
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"tags": [
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"x_version-scheme"
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],
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"url": "https://www.erlang.org/doc/system/versions.html#order-of-versions"
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},
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{
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"name": "Fix commit 591dc00 in erlang/otp",
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"tags": [
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"patch"
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],
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"url": "https://github.com/erlang/otp/commit/591dc00dc99dc2a426167a3b5257c0c94bd45e91"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"title": "inets, httpd: HTTP Request Smuggling via Transfer-Encoding and Content-Length"
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-09-01T15:56:32.935740Z",
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"id": "CVE-2026-73812",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-09-01T15:56:45.383Z"
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}
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}
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]
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}
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} |