198 lines
7.8 KiB
JSON
198 lines
7.8 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-2026-12816",
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"assignerOrgId": "91579145-5d7b-4cc5-b925-a0262ff19630",
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"state": "PUBLISHED",
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"assignerShortName": "bcorg",
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"dateReserved": "2026-06-21T08:41:26.174Z",
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"datePublished": "2026-08-03T02:53:32.240Z",
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"dateUpdated": "2026-08-03T15:21:22.986Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "91579145-5d7b-4cc5-b925-a0262ff19630",
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"shortName": "bcorg",
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"dateUpdated": "2026-08-03T05:58:13.037Z"
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},
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"title": "IESEngine stream-mode MAC forgery via length-dependent KDF split",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-354",
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"description": "CWE-354 Improper Validation of Integrity Check Value",
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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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"affected": [
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{
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"vendor": "Legion of the Bouncy Castle Inc.",
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"product": "BC-JAVA",
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"platforms": [
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"all"
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],
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"collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java/",
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"packageName": "bcprov",
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"repo": "https://github.com/bcgit/bc-java",
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"packageURL": "pkg:maven/org.bouncycastle/bcprov-jdk18on",
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"modules": [
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"core"
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],
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"programFiles": [
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"IESEngine"
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],
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThan": "1.85",
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"versionType": "maven"
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}
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],
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"defaultStatus": "unaffected"
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},
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{
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"vendor": "Legion of the Bouncy Castle Inc.",
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"product": "BC-LTS-JAVA",
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"platforms": [
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"all"
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],
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"collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java-lts/",
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"packageName": "bcprov-lts8on",
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"repo": "https://github.com/bcgit/bc-lts-java",
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"packageURL": "pkg:maven/org.bouncycastle/bcprov-lts8on",
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"modules": [
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"core"
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],
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"programFiles": [
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"IESEngine"
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],
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"versions": [
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{
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"status": "affected",
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"version": "2.73.0",
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"lessThan": "2.73.12",
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"versionType": "maven"
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}
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],
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"defaultStatus": "unaffected"
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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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"value": "In Bouncy Castle for Java before 1.85, IESEngine stream-mode MAC forgery via length-dependent KDF split. This issue also affects Bouncy Castle for Java LTS before 2.73.12.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>In Bouncy Castle for Java before 1.85, IESEngine stream-mode MAC forgery via length-dependent KDF split. This issue also affects Bouncy Castle for Java LTS before 2.73.12.</p>"
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}
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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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"url": "https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%9012816",
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"tags": [
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"vendor-advisory"
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]
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},
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{
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"url": "https://github.com/bcgit/bc-java/commit/6d9e4bbaee9409713ada167e5f901554cbb084ac",
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"tags": [
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"patch"
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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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"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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "AMBER",
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"version": "4.0",
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"baseSeverity": "HIGH",
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"baseScore": 8.7,
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/U:Amber"
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}
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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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"value": "Alex Gaynor in collaboration with Claude and Anthropic Research",
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"type": "reporter"
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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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"x_generator": {
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"engine": "bc release-notes template"
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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": "2026-08-03T15:20:07.709457Z",
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"id": "CVE-2026-12816",
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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": "yes"
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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": "2026-08-03T15:21:22.986Z"
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}
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}
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]
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}
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} |