CVE-2013-3951
sys/openbsd/stack_protector.c in libc in Apple iOS 6.1.3 and Mac OS X 10.8.x does not properly parse the Apple strings employed in the user-space stack-cookie implementation, which allows local users to bypass cookie randomization by executing a program with a call-path beginning with the stack-guard= substring, as demonstrated by an iOS untethering attack or an attack against a setuid Mac OS X program.
Key facts
- CVSS score
- 4.6 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:L/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 0.5% (40th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-3883)
- Published
- June 5, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-3883 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- apple / iphone os
- apple / iphone os
- apple / mac os x
- apple / mac os x
- apple / mac os x
- apple / mac os x
- apple / mac os x
- apple / mac os x
- apple / watchos
Certified products that may be affected
2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Apple Mac OS X 10.6 - Apple Inc. - Common Criteria BSI-DSZ-CC-0536-2010 - archived
- Apple Mac OS X v10.3.6 and Apple Mac OS X Server V10.3.6 - Apple Inc. - Common Criteria CCEVS-VR-0086-2005 - archived
References
- http://antid0te.com/syscan_2013/SyScan2013_Mountain_Lion_iOS_Vulnerabilities_Garage_Sale_Whitepaper.pdf(Exploit)
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html(Vendor Advisory)
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html(Vendor Advisory)
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html(Vendor Advisory)
- http://www.securitytracker.com/id/1033703
- http://www.syscan.org/index.php/sg/program/day/2
- https://support.apple.com/HT205212(Vendor Advisory)
- https://support.apple.com/HT205213(Vendor Advisory)
- https://support.apple.com/HT205267(Vendor Advisory)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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