CVE-2021-0155 json
Unchecked return value in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disc…
published 2022-05-12 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-2774
- cvss
- 5.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 18%
- public exploits
- 0
- none known
Summary
Unchecked return value in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.27% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- n/a Intel(R) Processors
Classification
- Weakness
-
- CWE-252 Unchecked Return Value
References
-
intel.com
/content/www/us/en/security-center/advisory/intel-sa-00601.html
vendor-advisory
-
security.netapp.com
/advisory/ntap-20220818-0003/
third-party-advisory
Sources
- CVE List CVE-2021-0155
- NVD CVE-2021-0155
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