CVE-2009-0943

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-05-13 · updated 2026-06-16
Weakness: CWE-20

Description

Help Viewer in Apple Mac OS X 10.4.11 and 10.5 before 10.5.7 does not verify that HTML pathnames are located in a registered help book, which allows remote attackers to execute arbitrary code via a help: URL that triggers invocation of AppleScript files.

Affected products

macOS: 10.4.11, 10.5.0, 10.5.1, 10.5.2, 10.5.3, 10.5.4 (+2)
Apple Mac Os X Server: 10.4.11, 10.5.0, 10.5.1, 10.5.2, 10.5.3, 10.5.4 (+2)

References

http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
http://secunia.com/advisories/35074
http://support.apple.com/kb/HT3549
http://www.securityfocus.com/bid/34926
http://www.securitytracker.com/id?1022216
http://www.us-cert.gov/cas/techalerts/TA09-133A.html
http://www.vupen.com/english/advisories/2009/1297
https://exchange.xforce.ibmcloud.com/vulnerabilities/50486
http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
http://secunia.com/advisories/35074
http://support.apple.com/kb/HT3549
http://www.securityfocus.com/bid/34926

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