CVE-2020-9941

This issue was addressed with improved checks. This issue is fixed in macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. A remote attacker may be able to unexpectedly alter application state.

• http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/20Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/21Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/22Mailing List, Third Party Advisory
• https://support.apple.com/en-us/HT211849Release Notes, Vendor Advisory
• https://support.apple.com/kb/HT211844Vendor Advisory
• https://support.apple.com/kb/HT211850Vendor Advisory
• https://support.apple.com/kb/HT211931Vendor Advisory
• http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/20Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/21Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Nov/22Mailing List, Third Party Advisory
• https://support.apple.com/en-us/HT211849Release Notes, Vendor Advisory
• https://support.apple.com/kb/HT211844Vendor Advisory
• https://support.apple.com/kb/HT211850Vendor Advisory
• https://support.apple.com/kb/HT211931Vendor Advisory

Published

Oct 27, 2020

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.

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• CVE-2020-9937An out-of-bounds write issue was addressed with improved bou…7.8
• CVE-2020-9938An out-of-bounds read was addressed with improved input vali…7.8
• CVE-2020-9939This issue was addressed with improved checks. This issue is…6.4
• CVE-2020-9940A buffer overflow issue was addressed with improved memory h…7.8
• CVE-2020-9942An inconsistent user interface issue was addressed with impr…4.3
• CVE-2020-9943An out-of-bounds read was addressed with improved bounds che…5.5
• CVE-2020-9944An out-of-bounds read was addressed with improved bounds che…5.5
• CVE-2020-9945A spoofing issue existed in the handling of URLs. This issue…4.3
• CVE-2020-9946This issue was addressed with improved checks. This issue is…6.8
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