SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-21051

There is an invalid free in the fingerprint Trustlet, leading to arbitrary code execution.

CRITICAL 9.8EPSS 0.86%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.x) (Exynos chipsets) software. There is an invalid free in the fingerprint Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12853 (October 2018).

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.86% probability · 57th percentile
CISA KEV
Not listed
Weakness
CWE-74
Affected
google/android
Source
cve@mitre.org

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