What’s Vulnerable › Vulnerabilities

CVE-2023-21439

• 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: 2023-02-09 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation vulnerability in UwbDataTxStatusEvent prior to SMR Feb-2023 Release 1 allows attackers to launch certain activities.

Affected products

• Samsung Android: 12.0, 12.0-smr-apr-2022-r1, 12.0-smr-apr-2023-r1, 12.0-smr-aug-2022-r1, 12.0-smr-aug-2023-r1, 12.0-smr-dec-2021-r1 (+35)

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=02
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=02

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