CVE-2012-0643

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-03-08 · updated 2026-06-16
Weakness: CWE-264

Description

The kernel in Apple iOS before 5.1 does not properly handle debug system calls, which allows remote attackers to bypass sandbox restrictions and execute arbitrary code via a crafted program.

Affected products

Apple Iphone Os: before 5.1 — fixed in 5.1

How to fix

Upgrade to a fixed version: Apple Iphone Os 5.1. Check the vendor advisory for mitigations.

References

http://lists.apple.com/archives/security-announce/2012/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html
http://secunia.com/advisories/48288
http://support.apple.com/kb/HT5501
http://www.securitytracker.com/id?1026774
http://lists.apple.com/archives/security-announce/2012/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html
http://secunia.com/advisories/48288
http://support.apple.com/kb/HT5501
http://www.securitytracker.com/id?1026774

Get alerted when CVE-2012-0643 or the next vulnerability affects your stack