What’s Vulnerable › Vulnerabilities

CVE-2023-21480

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-03 · updated 2026-06-17

Description

Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch privileged activities.

Affected products

• Samsung Android: 11.0, 11.0-smr-apr-2021-r1, 11.0-smr-apr-2022-r1, 11.0-smr-aug-2021-r1, 11.0-smr-aug-2022-r1, 11.0-smr-dec-2020-r1 (+59)

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=04

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