PT-2022-25237 · Lenovo+1 · Smi Handler+1

Published 2022-09-15 · Updated 2023-02-15 · CVE-2022-40136

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Lenovo (affected versions not specified)

Description The issue is related to an information leak vulnerability in the SMI Handler, which is used to configure platform settings over WMI in some Lenovo models. This vulnerability may allow an attacker with local access and elevated privileges to read SMM memory.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2022-40136

Affected Products

Smi Handler

Wmi

References · 4

• https://osv.dev/vulnerability/CVE-2022-40136 · Vendor Advisory
• https://support.lenovo.com/us/en/product_security/LEN-94953 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-40136 · Security Note
• https://t.me/echeloneyes/681 · Telegram Post