121 lines
4.9 KiB
JSON
121 lines
4.9 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-2026-44368",
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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": "2026-05-05T20:15:20.631Z",
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"datePublished": "2026-05-13T20:18:12.910Z",
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"dateUpdated": "2026-05-15T18:44:14.203Z"
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},
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"containers": {
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"cna": {
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"title": "PyQuorum: Timing side‑channel in mul_mod",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-208",
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"lang": "en",
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"description": "CWE-208: Observable Timing Discrepancy",
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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": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "LOW",
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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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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/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/svvqt/pyquorum/security/advisories/GHSA-7r92-3jgr-r65q",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/svvqt/pyquorum/security/advisories/GHSA-7r92-3jgr-r65q"
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}
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],
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"affected": [
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{
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"vendor": "svvqt",
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"product": "pyquorum",
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"versions": [
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{
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"version": "< 0.2.1",
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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": "2026-05-13T20:18:12.910Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "PyQuorum is a cryptographic library for secret sharing and key management. Prior to 0.2.1, the mul_mod function implements multiplication via a binary expansion loop whose execution time depends on the Hamming weight of the second operand (the exponent). An attacker who can measure the time of secret‑sharing operations (e.g., via a remote service) could progressively recover the values of shares, ultimately leading to secret reconstruction. This vulnerability is fixed in 0.2.1."
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}
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],
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"source": {
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"advisory": "GHSA-7r92-3jgr-r65q",
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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": "2026-05-15T18:43:46.865680Z",
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"id": "CVE-2026-44368",
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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": "2026-05-15T18:44:14.203Z"
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}
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}
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]
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}
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} |