CVE-2021-30956

A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 15.2 and iPadOS 15.2. An attacker with physical access to a device may be able to see private contact information.

• https://support.apple.com/en-us/HT212976
• https://support.apple.com/en-us/HT212976

Published

Aug 24, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2021-30950A logic issue was addressed with improved state management. …5.5
• CVE-2021-30951A use after free issue was addressed with improved memory ma…8.8
• CVE-2021-30952An integer overflow was addressed with improved input valida…7.8
• CVE-2021-30953An out-of-bounds read was addressed with improved bounds che…8.8
• CVE-2021-30954A type confusion issue was addressed with improved memory ha…7.8
• CVE-2021-30955A race condition was addressed with improved state handling.…7
• CVE-2021-30957A buffer overflow issue was addressed with improved memory h…7.8
• CVE-2021-30958An out-of-bounds read was addressed with improved input vali…7.8
• CVE-2021-30959A buffer overflow issue was addressed with improved memory h…5.5
• CVE-2021-3096Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
• CVE-2021-30960A buffer overflow issue was addressed with improved memory h…5.5
• CVE-2021-30961A buffer overflow issue was addressed with improved memory h…5.5