CVE-2006-4409

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-11-30 · updated 2026-06-16

Description

The Online Certificate Status Protocol (OCSP) service in the Security Framework in Apple Mac OS X 10.4 through 10.4.8 retrieve certificate revocation lists (CRL) when an HTTP proxy is in use, which could cause the system to accept certificates that have been revoked.

Affected products

macOS: 10.4, 10.4.1, 10.4.2, 10.4.3, 10.4.4, 10.4.5 (+3)

References

http://docs.info.apple.com/article.html?artnum=304829
http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
http://secunia.com/advisories/23155
http://securitytracker.com/id?1017298
http://www.kb.cert.org/vuls/id/811384
http://www.osvdb.org/30729
http://www.securityfocus.com/bid/21335
http://www.us-cert.gov/cas/techalerts/TA06-333A.html
http://www.vupen.com/english/advisories/2006/4750
http://docs.info.apple.com/article.html?artnum=304829
http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html
http://secunia.com/advisories/23155

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