CVE-2023-21420

7.8 highEPSS 0.2%

High (7.8) in samsung android. EPSS 0.2% chance of exploitation in the next 30 days.

Use of Externally-Controlled Format String vulnerabilities in STST TA prior to SMR Jan-2023 Release 1 allows arbitrary code execution.

Severity

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)
CWE: CWE-134
Published: 2023-02-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19