VulnerabilityModified
CVE-2022-34398
Dell BIOS contains a Time-of-check Time-of-use vulnerability.
HIGH 7.0EPSS 0.16%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.
- CVSS 3.1
- 7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.16% probability · 5th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-367
- Affected
- dell/alienware area 51m r1 firmware · dell/alienware area 51m r2 firmware · dell/alienware aurora r10 firmware · dell/alienware aurora r11 firmware · dell/alienware aurora r12 firmware · dell/alienware aurora r13 firmware · dell/alienware aurora r8 firmware · dell/alienware aurora r9 firmware · dell/alienware m15 r1 firmware · dell/alienware m15 r2 firmware · dell/alienware m15 r3 firmware · dell/alienware m15 r4 firmware · dell/alienware m17 r1 firmware · dell/alienware m17 r2 firmware · dell/alienware m17 r3 firmware · dell/alienware m17 r4 firmware · dell/alienware x14 firmware · dell/alienware x15 r1 firmware · dell/alienware x15 r2 firmware · dell/alienware x17 r1 firmware · +40 more
- Source
- security_alert@emc.com
References
- https://www.dell.com/support/kbdoc/000206038Vendor Advisory
- https://www.dell.com/support/kbdoc/000206038Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.