SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2016-8231

In Lenovo Service Bridge before version 4, a bug found in the signature verification logic of the code signing certificate could be exploited by an attacker to insert a forged code signing certificate.

HIGH 7.5EPSS 0.51%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Lenovo Service Bridge before version 4, a bug found in the signature verification logic of the code signing certificate could be exploited by an attacker to insert a forged code signing certificate.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.51% probability · 42th percentile
CISA KEV
Not listed
Weakness
CWE-295
Affected
lenovo/lenovo service bridge
Source
psirt@lenovo.com

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