SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-1892

A buffer overflow in the SystemBootManagerDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.

HIGH 7.8EPSS 0.34%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A buffer overflow in the SystemBootManagerDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.34% probability · 27th percentile
CISA KEV
Not listed
Weakness
CWE-122, CWE-120
Affected
lenovo/100e 2nd gen firmware · lenovo/100w gen 3 firmware · lenovo/13w yoga firmware · lenovo/14w gen 2 firmware · lenovo/300e 2nd gen firmware · lenovo/300w gen 3 firmware · lenovo/500w gen 3 firmware · lenovo/730s-13iml firmware · lenovo/flex 3-11ada05 firmware · lenovo/flex 5-14alc05 firmware · lenovo/flex 5-14are05 firmware · lenovo/flex 5-14iil05 firmware · lenovo/flex 5-14itl05 firmware · lenovo/flex 5-15alc05 firmware · lenovo/flex 5-15iil05 firmware · lenovo/flex 5-15itl05 firmware · lenovo/ideapad 1-11ada05 firmware · lenovo/ideapad 1-11igl05 firmware · lenovo/ideapad 1-14ada05 firmware · lenovo/ideapad 1-14igl05 firmware · +40 more
Source
psirt@lenovo.com

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