172 lines
7.0 KiB
JSON
172 lines
7.0 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-2026-74871",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-08-17T10:31:04.593Z",
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"datePublished": "2026-08-17T11:04:40.877Z",
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"dateUpdated": "2026-10-01T15:20:48.243Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-10-01T15:20:48.243Z"
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},
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"datePublic": "2026-06-29T00:00:00.000Z",
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"title": "openssl_encrypt before 1.4.6 KDF Bypass via Sequential-XOR",
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"descriptions": [
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{
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"lang": "en",
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"value": "openssl_encrypt versions before 1.4.6 contain a key derivation flaw in sequential XOR composition mode where the last stage cancels out during key generation. When configured with a single KDF and no prior hashing stage, attackers can bypass memory-hard key derivation and perform offline password cracking at SHA-256 speed instead of the configured KDF cost."
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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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"lang": "en",
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"description": "Use of Password Hash With Insufficient Computational Effort",
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"cweId": "CWE-916",
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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": "jahlives",
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"product": "openssl_encrypt",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:pypi/openssl_encrypt",
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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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"versionType": "semver",
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"lessThan": "1.4.6"
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},
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{
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"version": "1.4.6",
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"status": "unaffected",
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"versionType": "semver"
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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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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:jahlives:openssl_encrypt:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.4.6"
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}
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]
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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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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
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"attackVector": "LOCAL",
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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": "HIGH",
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"vulnIntegrityImpact": "NONE",
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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": 6.9,
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"baseSeverity": "MEDIUM"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 6.2,
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"baseSeverity": "MEDIUM"
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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/jahlives/openssl_encrypt/security/advisories/GHSA-vxf9-vwp6-2w43",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-vxf9-vwp6-2w43)"
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},
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{
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"name": "VulnCheck Advisory: openssl_encrypt before 1.4.6 KDF Bypass via Sequential-XOR",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/openssl-encrypt-before-kdf-bypass-via-sequential-xor"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-08-17T17:35:23.785880Z",
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"id": "CVE-2026-74871",
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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": "2026-08-17T17:35:33.166Z"
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}
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}
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]
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}
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} |