Vulnerability · Published Jan 18, 2023 · Assigned by dell
CVE-2022-34393
High 7.5
In plain English
A high-severity improper input validation in BIOS from Dell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.2%top 88.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Dell BIOS contains 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.
Affected products (as reported)
Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
References
- https://www.dell.com/support/kbdoc/000204686 vendor-advisory