CVE-2010-0500

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-03-30 · updated 2026-06-16
Weakness: CWE-20

Description

Event Monitor in Apple Mac OS X before 10.6.3 does not properly validate hostnames of SSH clients, which allows remote attackers to cause a denial of service (arbitrary client blacklisting) via a crafted DNS PTR record, related to a "plist injection issue."

Affected products

macOS: through 10.6.2; 10.5, 10.5.0, 10.5.1, 10.5.2, 10.5.3, 10.5.4 (+6)
Apple Mac Os X Server: through 10.6.2; 10.5, 10.5.0, 10.5.1, 10.5.2, 10.5.3, 10.5.4 (+6)

References

http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
http://support.apple.com/kb/HT4077
http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
http://support.apple.com/kb/HT4077

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