CVE-2020-12303 json
Use after free in DAL subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5…
published 5y ago modified 4mo ago also EUVD-2020-4615
- cvss
- 7.8
- 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 30%
- public exploits
- 0
- none known
Summary
Use after free in DAL subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE 3.1.80, 4.0.30 may allow an authenticated user to potentially enable escalation of privileges via local access.
Patch / fix
- intel converged_security_and_manageability_engine 11.8.80, 11.12.80, 11.22.80, 12.0.70, 14.0.45, 14.5.25
Is CVE-2020-12303 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- n/a Intel(R) CSME, Intel(R) TXE
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
intel.com
/content/www/us/en/security-center/advisory/intel-sa-00391
vendor-advisory
-
security.netapp.com
/advisory/ntap-20201113-0005/
third-party-advisory
-
security.netapp.com
/advisory/ntap-20201113-0002/
third-party-advisory
Sources
- CVE List CVE-2020-12303
- NVD CVE-2020-12303
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.