SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-31226

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability.

HIGH 7.8EPSS 0.21%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by sending excess data to a function in order to gain arbitrary code execution on the system.

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
0.21% probability · 11th percentile
CISA KEV
Not listed
Weakness
CWE-121, CWE-787
Affected
dell/chengming 3900 firmware · dell/inspiron 14 plus 7420 firmware · dell/inspiron 16 plus 7620 firmware · dell/inspiron 3910 firmware · dell/inspiron 5320 firmware · dell/inspiron 5420 firmware · dell/inspiron 5620 firmware · dell/inspiron 7420 firmware · dell/inspiron 7620 firmware · dell/optiplex 3000 firmware · dell/optiplex 3000 thin client firmware · dell/optiplex 5000 firmware · dell/optiplex 5400 firmware · dell/optiplex 7000 firmware · dell/optiplex 7000 oem firmware · dell/optiplex 7400 firmware · dell/precision 3460 small form factor firmware · dell/precision 3660 tower firmware · dell/precision 5770 firmware · dell/vostro 3710 firmware · +5 more
Source
security_alert@emc.com

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