VulnerabilityModified

CVE-2022-26863

Prior Dell BIOS versions contain an Input Validation vulnerability.

HIGH 7.8EPSS 0.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

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: 0.27% probability · 19th percentile
CISA KEV: Not listed
Weakness: CWE-20
Affected: dell/alienware m15 r5 firmware · dell/g15 5515 firmware · dell/g5 se 5505 firmware · dell/inspiron 27 7775 firmware · dell/inspiron 14 5425 firmware · dell/inspiron 3275 firmware · dell/inspiron 3475 firmware · dell/inspiron 3180 firmware · dell/inspiron 3185 firmware · dell/inspiron 3195 firmware · dell/inspiron 3505 firmware · dell/inspiron 3515 firmware · dell/inspiron 3525 firmware · dell/inspiron 3585 firmware · dell/inspiron 3595 firmware · dell/inspiron 3785 firmware · dell/inspiron 5405 firmware · dell/inspiron 5415 firmware · dell/inspiron 5415 all-in-one firmware · dell/inspiron 5485 firmware · +14 more
Source: security_alert@emc.com

References

https://www.dell.com/support/kbdoc/en-us/000200568/dsa-2022-096Vendor Advisory
https://www.dell.com/support/kbdoc/en-us/000200568/dsa-2022-096Vendor Advisory

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