CVE-2011-3246

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-10-14 · updated 2026-06-16
Weakness: CWE-200

Description

CFNetwork in Apple iOS before 5.0.1 and Mac OS X 10.7 before 10.7.2 does not properly parse URLs, which allows remote attackers to trigger visits to unintended web sites, and transmission of cookies to unintended web sites, via a crafted (1) http or (2) https URL.

Affected products

Apple Iphone Os: 3.0, 3.1, 3.1.2, 3.1.3, 3.2, 3.2.1 (+13)
macOS: 10.7.0, 10.7.1
Apple Mac Os X Server: 10.7.0, 10.7.1

References

http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
http://lists.apple.com/archives/Security-announce/2011/Nov/msg00001.html
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://support.apple.com/kb/HT4999
http://support.apple.com/kb/HT5002
http://support.apple.com/kb/HT5052
http://support.apple.com/kb/HT5130
http://www.securityfocus.com/bid/50085
http://www.securityfocus.com/bid/50115
https://exchange.xforce.ibmcloud.com/vulnerabilities/70551
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html

Get alerted when CVE-2011-3246 or the next vulnerability affects your stack