Vulnerability · Published Sep 2, 2020 · Assigned by dell

CVE-2020-5379

Medium 6.8

In plain English

A medium-severity security flaw in CPG 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 0.4% (higher than 34% of all known vulnerabilities).

Severity (CVSS 3.1)6.8Medium

Exploit odds (30 days)0.4%top 65.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Dell Inspiron 7352 BIOS versions prior to A12 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

Affected products (as reported)

Vendor	Product	Versions
Dell	CPG BIOS	unspecified – before A12

Weakness: CWE-693 · Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://www.dell.com/support/article/SLN322616 x_refsource_MISC