{"id":"CVE-2026-6659","state":"PUBLISHED","title":"Crypt::PasswdMD5 versions through 1.42 for Perl generates insecure random values for salts","description":"Crypt::PasswdMD5 versions through 1.42 for Perl generates insecure random values for salts.\n\nThe built-in rand function is predictable, and unsuitable for cryptography.","publishedAt":"2026-05-08T17:17:01.357Z","updatedAt":"2026-05-26T22:52:31.427Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"CPANSec","products":["RSAVAGE Crypt::PasswdMD5"],"affected":[{"vendor":"RSAVAGE","product":"Crypt::PasswdMD5","packageName":"Crypt-PasswdMD5","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.42","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","programFiles":["lib/Crypt/PasswdMD5.pm"],"programRoutines":[{"name":"Crypt::PasswdMD5::random_md5_salt"}],"repo":"https://github.com/ronsavage/Crypt-PasswdMD5"}],"references":["https://metacpan.org/release/RSAVAGE/Crypt-PasswdMD5-1.43/changes","https://github.com/ronsavage/Crypt-PasswdMD5/pull/3","https://github.com/ronsavage/Crypt-PasswdMD5/commit/a2f821637db0296082297aa4b02254ab08f0dc5e.patch","https://metacpan.org/release/RSAVAGE/Crypt-PasswdMD5-1.42/source/lib/Crypt/PasswdMD5.pm#L35-47","http://www.openwall.com/lists/oss-security/2026/05/08/17"],"weaknesses":["CWE-338"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/6xxx/CVE-2026-6659.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6659","state":"PUBLISHED","datePublished":"2026-05-08T17:17:01.357Z","dateUpdated":"2026-05-26T22:52:31.427Z","assignerShortName":"CPANSec","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateReserved":"2026-04-20T08:24:35.812Z"},"containers":{"cna":{"title":"Crypt::PasswdMD5 versions through 1.42 for Perl generates insecure random values for salts","descriptions":[{"lang":"en","value":"Crypt::PasswdMD5 versions through 1.42 for Perl generates insecure random values for salts.\n\nThe built-in rand function is predictable, and unsuitable for cryptography."}],"affected":[{"vendor":"RSAVAGE","product":"Crypt::PasswdMD5","packageName":"Crypt-PasswdMD5","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.42","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","programFiles":["lib/Crypt/PasswdMD5.pm"],"programRoutines":[{"name":"Crypt::PasswdMD5::random_md5_salt"}],"repo":"https://github.com/ronsavage/Crypt-PasswdMD5"}],"references":[{"url":"https://metacpan.org/release/RSAVAGE/Crypt-PasswdMD5-1.43/changes","tags":["release-notes"]},{"url":"https://github.com/ronsavage/Crypt-PasswdMD5/pull/3","tags":["issue-tracking"]},{"url":"https://github.com/ronsavage/Crypt-PasswdMD5/commit/a2f821637db0296082297aa4b02254ab08f0dc5e.patch","tags":["patch"]},{"url":"https://metacpan.org/release/RSAVAGE/Crypt-PasswdMD5-1.42/source/lib/Crypt/PasswdMD5.pm#L35-47"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-338","description":"CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"CPANSec","orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateUpdated":"2026-05-26T22:52:31.427Z"},"solutions":[{"lang":"en","value":"Upgrade to version 1.43 or later."}],"source":{"discovery":"UNKNOWN"},"timeline":[{"lang":"en","time":"2026-04-14T00:00:00.000Z","value":"Issue reported to CPANSec"},{"lang":"en","time":"2026-04-20T00:00:00.000Z","value":"Maintainer notified"},{"lang":"en","time":"2026-05-08T00:00:00.000Z","value":"Vulnerability published"},{"lang":"en","time":"2026-05-23T00:00:00.000Z","value":"Version 1.43 with fix uploaded to CPAN"}],"x_generator":{"engine":"cpansec-cna-tool 0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","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":"2026-05-08T18:01:59.977528Z","id":"CVE-2026-6659","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-08T18:04:17.941Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/05/08/17"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-05-08T19:30:59.696Z"}}]}}}