SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2023-21492

Samsung Mobile Devices Insertion of Sensitive Information Into Log File Vulnerability

KEVMEDIUM 4.4EPSS 2.55%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 9 June 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Kernel pointers are printed in the log file prior to SMR May-2023 Release 1 allows a privileged local attacker to bypass ASLR.

CVSS 3.1
4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
EPSS
2.55% probability · 84th percentile
CISA KEV
Listed 19 May 2023 · due 9 June 2023
Weakness
CWE-532
Affected
samsung/android
Source
mobile.security@samsung.com

CISA notes

Apply updates per vendor instructions. https://security.samsungmobile.com/securityUpdate.smsb; https://nvd.nist.gov/vuln/detail/CVE-2023-21492

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