What’s Vulnerable › Vulnerabilities

CVE-2011-3447

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-02-02 · updated 2026-06-16
• Weakness: CWE-200

Description

CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.

Affected products

• macOS: 10.7.0, 10.7.1, 10.7.2
• Apple Mac Os X Server: 10.7.0, 10.7.1, 10.7.2

References

• http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
• http://support.apple.com/kb/HT5130
• http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
• http://support.apple.com/kb/HT5130

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