CVE-2021-31798 json
The effective key space used to encrypt the cache in CyberArk Credential Provider prior to 12.1 has low entropy, and under certain conditio…
published 5y ago modified 4mo ago also EUVD-2021-18679
- cvss
- 4.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 38%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- cyberark credential_provider 12.1
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0.44% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-331 Insufficient Entropy
References
-
cyberark.com
/resources/blog
product
-
seclists.org
/fulldisclosure/2021/Sep/3
mailing-list, third-party-advisory
-
korelogic.com
/Resources/Advisories/KL-001-2021-010.txt
third-party-advisory
-
packetstormsecurity.com
/files/164035/CyberArk-Credential-Provider-Local-Cache-Decryption.html
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-31798
- NVD CVE-2021-31798
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