Format string error in Samsung Mobile Firmware - CVE-2023-21497
Published: May 26, 2023
Vulnerability identifier: #VU76540
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-21497
CWE-ID: CWE-134
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the device.
The vulnerability exists due to a format string error in mPOS TUI trustlet. A local application can supply a specially crafted input that contains format string specifiers and execute arbitrary code on the target system.
Affected software
Samsung Mobile Firmware
How to mitigate CVE-2023-21497
Install updates from vendor's website.
Samsung Mobile Firmware - update to SMR-MAY-2023