CVE-2021-31796 json
An inadequate encryption vulnerability discovered in CyberArk Credential Provider before 12.1 may lead to Information Disclosure.
published 2021-09-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-18677
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 78%
- public exploits
- 0
- none known
Summary
An inadequate encryption vulnerability discovered in CyberArk Credential Provider before 12.1 may lead to Information Disclosure. An attacker may realistically have enough information that the number of possible keys (for a credential file) is only one, and the number is usually not higher than 2^36.
Patch / fix
- cyberark credential_provider 12.1
Exploit prediction
1.76% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-327 Use of a Broken or Risky Cryptographic Algorithm
References
-
cyberark.com
/resources/blog
product
-
seclists.org
/fulldisclosure/2021/Sep/1
mailing-list, third-party-advisory
-
korelogic.com
/Resources/Advisories/KL-001-2021-008.txt
mailing-list, third-party-advisory
-
packetstormsecurity.com
/files/164023/CyberArk-Credential-File-Insufficient-Effective-Key-Space.html
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2021-31796
- NVD CVE-2021-31796
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