CVE-2005-0054

Severity: medium (CVSS 5.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 24.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2005-02-08 · updated 2026-06-16

Description

Internet Explorer 5.01, 5.5, and 6 allows remote attackers to spoof a less restrictive security zone and execute arbitrary code via an HTML page containing URLs that contain hostnames that have been double hex encoded, which are decoded twice to generate a malicious hostname, aka the "URL Decoding Zone Spoofing Vulnerability."

Affected products

Microsoft Ie: 6-windows_server_2003_sp1
Microsoft Internet Explorer 11: 5.01, 5.5

References

http://marc.info/?l=bugtraq&m=110796851002781&w=2
http://www.kb.cert.org/vuls/id/580299
http://www.us-cert.gov/cas/techalerts/TA05-039A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2005/ms05-014
https://exchange.xforce.ibmcloud.com/vulnerabilities/19214
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1308
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1736
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3060
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3196
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A3586
http://marc.info/?l=bugtraq&m=110796851002781&w=2
http://www.kb.cert.org/vuls/id/580299

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