159 lines
6.4 KiB
JSON
159 lines
6.4 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-2026-32240",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-03-11T14:47:05.684Z",
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"datePublished": "2026-03-12T19:35:57.374Z",
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"dateUpdated": "2026-03-13T16:14:32.323Z"
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},
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"containers": {
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"cna": {
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"title": "Cap'n Proto: Integer overflow in KJ-HTTP chunk size",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-197",
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"lang": "en",
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"description": "CWE-197: Numeric Truncation Error",
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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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"descriptions": [
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{
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"cweId": "CWE-444",
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"lang": "en",
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"description": "CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')",
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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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"metrics": [
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{
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
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"vulnAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 6.3,
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
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"version": "4.0"
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}
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}
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],
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"references": [
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{
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"name": "https://github.com/capnproto/capnproto/security/advisories/GHSA-vpcq-mx5v-32wm",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/capnproto/capnproto/security/advisories/GHSA-vpcq-mx5v-32wm"
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},
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{
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"name": "https://github.com/capnproto/capnproto/commit/2744b3c012b4aa3c31cefb61ec656829fa5c0e36",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/capnproto/capnproto/commit/2744b3c012b4aa3c31cefb61ec656829fa5c0e36"
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},
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{
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"name": "https://github.com/capnproto/capnproto/commit/e929f0ba7901a6b8f4b5ba9a4db00af43288cbb0",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/capnproto/capnproto/commit/e929f0ba7901a6b8f4b5ba9a4db00af43288cbb0"
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},
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{
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"name": "https://capnproto.org/capnproto-c++-1.4.0.tar.gz",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://capnproto.org/capnproto-c++-1.4.0.tar.gz"
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},
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{
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"name": "https://capnproto.org/capnproto-c++-win32-1.4.0.zip",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://capnproto.org/capnproto-c++-win32-1.4.0.zip"
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}
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],
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"affected": [
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{
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"vendor": "capnproto",
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"product": "capnproto",
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"versions": [
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{
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"version": "< 1.4.0",
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"status": "affected"
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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": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-03-12T19:35:57.374Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "Cap'n Proto is a data interchange format and capability-based RPC system. Prior to 1.4.0, when using Transfer-Encoding: chunked, if a chunk's size parsed to a value of 2^64 or larger, it would be truncated to a 64-bit integer. In theory, this bug could enable HTTP request/response smuggling. This vulnerability is fixed in 1.4.0."
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}
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],
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"source": {
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"advisory": "GHSA-vpcq-mx5v-32wm",
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"discovery": "UNKNOWN"
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}
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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": "2026-03-13T16:14:24.863827Z",
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"id": "CVE-2026-32240",
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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": "2026-03-13T16:14:32.323Z"
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}
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}
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]
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}
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} |