CVE-2013-0977

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-03-20 · updated 2026-06-16

Description

dyld in Apple iOS before 6.1.3 and Apple TV before 5.2.1 does not properly manage the state of file loading for Mach-O executable files, which allows local users to bypass intended code-signing requirements via a file that contains overlapping segments.

Affected products

Apple Iphone Os: through 6.1.2; 1.0.0, 1.0.1, 1.0.2, 1.1.0, 1.1.1, 1.1.2 (+39)
Apple tvOS: through 5.2.0; 1.0.0, 1.1.0, 2.0.0, 2.0.1, 2.0.2, 2.1.0 (+22)

References

http://lists.apple.com/archives/security-announce/2013/Mar/msg00004.html
http://lists.apple.com/archives/security-announce/2013/Mar/msg00005.html
http://support.apple.com/kb/HT5702
http://support.apple.com/kb/HT5704
http://lists.apple.com/archives/security-announce/2013/Mar/msg00004.html
http://lists.apple.com/archives/security-announce/2013/Mar/msg00005.html
http://support.apple.com/kb/HT5702
http://support.apple.com/kb/HT5704

Get alerted when CVE-2013-0977 or the next vulnerability affects your stack