CVE-2011-3453

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.8% 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-189

Description

Integer overflow in libresolv in Apple Mac OS X before 10.7.3 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) via crafted DNS data.

Affected products

macOS: through 10.7.2; 10.7.0, 10.7.1
Apple Mac Os X Server: through 10.7.2; 10.7.0, 10.7.1

References

http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://lists.apple.com/archives/security-announce/2012/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2012/Mar/msg00002.html
http://secunia.com/advisories/48288
http://secunia.com/advisories/48289
http://support.apple.com/kb/HT5130
http://www.securitytracker.com/id?1026774
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://lists.apple.com/archives/security-announce/2012/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2012/Mar/msg00002.html
http://secunia.com/advisories/48288
http://secunia.com/advisories/48289

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