CVE-2023-21499

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-04 · updated 2026-06-17
Weakness: CWE-787

Description

Out-of-bounds write vulnerability in TA_Communication_mpos_encrypt_pin in mPOS TUI trustlet prior to SMR May-2023 Release 1 allows local attackers to execute arbitrary code.

Affected products

Samsung Android: 13.0, 13.0-smr-apr-2023-r1, 13.0-smr-dec-2022-r1, 13.0-smr-feb-2023-r1, 13.0-smr-jan-2023-r1, 13.0-smr-mar-2023-r1 (+2)

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05

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