VulnerabilityModified
CVE-2022-34391
Dell Client BIOS Versions prior to the remediated version contain an improper input validation vulnerability.
HIGH 7.8EPSS 0.17%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Dell Client BIOS Versions prior to the remediated version contain an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
- 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
- 0.17% probability · 6th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- dell/alienware area-51 r5 firmware · dell/alienware area-51 r4 firmware
- Source
- security_alert@emc.com
References
- https://www.dell.com/support/kbdoc/000203882Vendor Advisory
- https://www.dell.com/support/kbdoc/000203882Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.