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CVE-2021-0131
Use of cryptographically weak pseudo-random number generator (PRNG) in an API for the Intel(R) Security Library before version 3.3 may…
Medium6.5EPSS 0.81%
- Published
- Updated
- Reserved
- Assigned by
- intel
Description
Use of cryptographically weak pseudo-random number generator (PRNG) in an API for the Intel(R) Security Library before version 3.3 may allow an authenticated user to potentially enable information disclosure via network access.
Timeline
ID reserved
By intel
- 8 months later
· 8 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.81% · top 43% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- information disclosure
- CWE-338 (opens in a new tab)All about CWE-338 and its CVEs
Affected products
Intel(R) Security Library
- affected before version 3.3
References (1)
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00521.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-0131)Record last updated .