CVE-2021-0156
Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable an escalation of privilege via local access.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable an escalation of privilege via local access.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.30% probability · 23th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- netapp/cloud backup · netapp/fas\/aff bios · intel/xeon bronze 3206r firmware · intel/xeon gold 5218r firmware · intel/xeon gold 5220r firmware · intel/xeon gold 6208u firmware · intel/xeon gold 6226r firmware · intel/xeon gold 6230r firmware · intel/xeon gold 6238r firmware · intel/xeon gold 6240r firmware · intel/xeon gold 6242r firmware · intel/xeon gold 6246r firmware · intel/xeon gold 6248r firmware · intel/xeon gold 6250 firmware · intel/xeon gold 6250l firmware · intel/xeon gold 6256 firmware · intel/xeon gold 6258r firmware · intel/xeon silver 4210r firmware · intel/xeon silver 4210t firmware · intel/xeon silver 4214r firmware · +40 more
- Source
- secure@intel.com
EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://security.netapp.com/advisory/ntap-20220210-0007/Third Party Advisory
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00527.htmlVendor Advisory
- https://security.netapp.com/advisory/ntap-20220210-0007/Third Party Advisory
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00527.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.