SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-26858

Dell BIOS versions contain an Improper Authentication 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 BIOS versions contain an Improper Authentication vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls.

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 · 7th percentile
CISA KEV
Not listed
Weakness
CWE-287
Affected
dell/alienware m15 r6 firmware · dell/chengming 3980 firmware · dell/chengming 3988 firmware · dell/chengming 3990 firmware · dell/chengming 3991 firmware · dell/g15 5510 firmware · dell/g15 5511 firmware · dell/g3 15 3590 firmware · dell/g3 3500 firmware · dell/g3 3579 firmware · dell/g5 15 5587 firmware · dell/g5 15 5590 firmware · dell/g5 5000 firmware · dell/g5 5090 firmware · dell/g5 5500 firmware · dell/g7 7500 firmware · dell/g7 7588 firmware · dell/g7 17 7700 firmware · dell/g7 17 7790 firmware · dell/latitude 3480 firmware · +40 more
Source
security_alert@emc.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.