Vulnerability · Published Jun 9, 2020 · Assigned by lenovo

CVE-2020-8320

Medium 6.4

In plain English

A medium-severity security flaw in BIOS from Lenovo. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)6.4Medium

Exploit odds (30 days)0.3%top 79.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of privilege.

Affected products (as reported)

Vendor	Product	Versions
Lenovo	BIOS	various

Weakness: CWE-489 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://support.lenovo.com/us/en/product_security/LEN-30042 x_refsource_MISC