SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-4657

A buffer overflow vulnerability was reported in the Lenovo Protection Driver, prior to version 5.1.1110.4231, used in Lenovo PC Manager, Lenovo Browser, and Lenovo App Store could allow a local attacker with elevated privileges to execute arbitrary code.

HIGH 8.4EPSS 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

A buffer overflow vulnerability was reported in the Lenovo Protection Driver, prior to version 5.1.1110.4231, used in Lenovo PC Manager, Lenovo Browser, and Lenovo App Store could allow a local attacker with elevated privileges to execute arbitrary code.

CVSS 4.0
8.4 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.16% probability · 6th percentile
CISA KEV
Not listed
Weakness
CWE-122
Source
psirt@lenovo.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.