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CVE-2012-0646: Apple iOS VPN may execute malicious code

CVE-2012-0646 · published 14 years ago

Summary

The VPN feature on Apple iOS versions before 5.1 can be tricked by a specially crafted configuration file, allowing an attacker to run unwanted code on the device. This could let the attacker take control of the phone or steal data. Update iOS to version 5.1 or later to protect against this risk.

What to do

Update apple iphone_os to version 5.1 or later.

Affected software

Vendor	Product	Affected versions
apple	iphone_os	< 5.1 `cpe:2.3:o:apple:iphone_os::::::::`

Original advisory text

Format string vulnerability in VPN in Apple iOS before 5.1 allows remote attackers to execute arbitrary code via a crafted racoon configuration file.

References

http://lists.apple.com/archives/security-announce/2012/Mar/msg00001.html Mailing List Vendor Advisory
http://secunia.com/advisories/48288 Third Party Advisory
http://www.securitytracker.com/id?1026774 Third Party Advisory VDB Entry

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker full control (estimated)

Severity

9.3 Critical

Exploitation

5% chance of attack within 30 days

Type

CWE-134Use of Externally-Controlled Format String

Timeline

Published8 Mar 2012

Updated23 Oct 2026

First seen29 Sep 2026

Sources

CVE-2012-0646 · NVD

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