127 lines
5.2 KiB
JSON
127 lines
5.2 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-2026-43820",
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"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
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"state": "PUBLISHED",
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"assignerShortName": "apple",
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"dateReserved": "2026-05-01T22:46:27.822Z",
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"datePublished": "2026-07-23T14:33:20.551Z",
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"dateUpdated": "2026-07-24T20:09:49.866Z"
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},
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"containers": {
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"cna": {
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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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"description": "NIOSSLCertificate._subjectAlternativeNames provides access to the raw bytes for a cert's SANs. NIOSSL provides access to a buffer assumed to be backed by an ASN1_STRING, but not all SANs are backed by ASN1_STRING, so accessing the buffer for such a type can lead to out-of-bounds memory access."
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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": "Apple",
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"product": "swift-nio-ssl",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"lessThan": "2.37.2",
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"versionType": "custom"
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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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"lang": "en",
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"value": "NIOSSLCertificate._subjectAlternativeNames provides access to the raw bytes for a cert's SANs. NIOSSL provides access to a buffer assumed to be backed by an ASN1_STRING, but not all SANs are backed by ASN1_STRING, so accessing the buffer for such a type can lead to out-of-bounds memory access. This vulnerability is addressed in swift-nio-ssl version 2.37.2."
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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/apple/swift-nio-ssl/security/advisories/GHSA-xfxg-9975-pc2j"
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}
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],
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"providerMetadata": {
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"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
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"shortName": "apple",
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"dateUpdated": "2026-07-23T14:33:20.551Z"
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}
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},
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"adp": [
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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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"type": "CWE",
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"cweId": "CWE-125",
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"lang": "en",
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"description": "CWE-125 Out-of-bounds Read"
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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/apple/swift-nio-ssl/security/advisories/GHSA-xfxg-9975-pc2j",
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"tags": [
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"exploit"
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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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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.7,
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"attackVector": "LOCAL",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "NONE",
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"confidentialityImpact": "HIGH"
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}
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},
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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": "2026-07-24T20:09:17.611102Z",
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"id": "CVE-2026-43820",
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"options": [
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{
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"Exploitation": "poc"
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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": "2026-07-24T20:09:49.866Z"
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}
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}
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]
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}
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} |