{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-49506","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2025-06-06T09:23:28.146Z","datePublished":"2026-08-06T14:33:12.957Z","dateUpdated":"2026-08-06T21:56:06.543Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"APR-util","product":"Apache Portable Runtime Utility","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"1.6.3","status":"affected","version":"1.2.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Michael Rowley <michael csirt.global>"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<div>APR-util versions 1.6.3 (and earlier) function apr_password_validate() was not constant-time with regards to hashes or passwords comparisons, potentially leaking their content via a side channel timing attack particularly on platforms without crypt() such as&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">&nbsp;Windows, BeOS, NetWare, or Android.</span></div><div>Users are recommended to upgrade to version 1.6.4, which fixes this issue.<br></div><div></div>"}],"value":"APR-util versions 1.6.3 (and earlier) function apr_password_validate() was not constant-time with regards to hashes or passwords comparisons, potentially leaking their content via a side channel timing attack particularly on platforms without crypt() such as  Windows, BeOS, NetWare, or Android.\n\nUsers are recommended to upgrade to version 1.6.4, which fixes this issue."}],"metrics":[{"other":{"content":{"text":"low"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-208","description":"CWE-208 Observable Timing Discrepancy","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-08-06T14:33:12.957Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/2v8o3bj9pb7lfcr57bdnjg9xfkj04mg5"}],"source":{"discovery":"EXTERNAL"},"timeline":[{"lang":"en","time":"2024-06-03T00:00:00.000Z","value":"Reported to security team"},{"lang":"en","time":"2026-08-06T12:00:00.000Z","value":"fixed in 1.6.x by r1936805"},{"lang":"en","time":"2026-08-06T12:58:00.000Z","value":"1.6.4 released"}],"title":"Apache Portable Runtime Utility: apr_password_validate() vulnerable to timing attack","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-06T17:45:19.290280Z","id":"CVE-2025-49506","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-06T17:45:22.645Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/08/06/8"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-08-06T21:56:06.543Z"}}]}}