{"id":"CVE-2021-31798","aliases":["EUVD-2021-18679","GHSA-gghc-6wpq-rr46"],"status":"published","title":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1...","description":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditions a local malicious user can obtain the plaintext of cache files.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00437,"percentile":0.38464,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-326","CWE-331"],"published":"2021-09-02T00:09:46Z","modified":"2026-06-17T03:52:15Z","products":[{"vendor":"cyberark","product":"credential_provider"}],"references":[{"url":"https://www.cyberark.com/resources/blog","tags":["x_refsource_MISC","x_transferred","Product"]},{"url":"http://seclists.org/fulldisclosure/2021/Sep/3","tags":["x_refsource_MISC","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://korelogic.com/Resources/Advisories/KL-001-2021-010.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/164035/CyberArk-Credential-Provider-Local-Cache-Decryption.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31798"},{"url":"https://github.com/advisories/GHSA-gghc-6wpq-rr46"}],"sources":{"cve":[{"id":"CVE-2021-31798","description":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditions a local malicious user can obtain the plaintext of cache files.","status":"published","published":"2021-09-02T00:09:46Z","modified":"2024-08-03T23:10:30.779Z","updated_at":"2026-11-02T14:33:05.331617Z"}],"euvd":[{"id":"EUVD-2021-18679","description":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditions a local malicious user can obtain the plaintext of cache files.","status":"published","published":"2021-09-02T00:09:46Z","modified":"2024-08-03T23:10:30Z","updated_at":"2026-11-03T03:24:38.423371Z"}],"ghsa":[{"id":"GHSA-gghc-6wpq-rr46","title":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1...","description":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditions a local malicious user can obtain the plaintext of cache files.","status":"published","published":"2022-05-24T19:12:55Z","modified":"2023-01-27T05:03:41Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:42:17.713098Z"}],"nvd":[{"id":"CVE-2021-31798","description":"The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditions a local malicious user can obtain the plaintext of cache files.","status":"published","published":"2021-09-02T01:15:06.447Z","modified":"2026-06-17T03:52:15.18Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":1.9,"vector":"AV:L/AC:M/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-331"],"updated_at":"2026-11-02T14:06:58.05696Z"}]}}