CVE-2020-12355 json
Authentication bypass by capture-replay in RPMB protocol message authentication subsystem in Intel(R) TXE versions before 4.0.30 may allow…
published 2020-11-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-4667
- cvss
- 6.8
- 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 34%
- public exploits
- 0
- none known
Summary
Authentication bypass by capture-replay in RPMB protocol message authentication subsystem in Intel(R) TXE versions before 4.0.30 may allow an unauthenticated user to potentially enable escalation of privilege via physical access.
Patch / fix
- intel trusted_execution_engine 4.0.30
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.8 | CVSS:3.1/AV:P/AC:L/PR:N/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) TXE
Classification
- Weakness
-
- CWE-294 Authentication Bypass by Capture-replay
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
- kb.cert.org /vuls/id/231329
Sources
- CVE List CVE-2020-12355
- NVD CVE-2020-12355
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