CVE-2005-0233
HIGHEPSS 97th pctlDescription
The International Domain Name (IDN) support in Firefox 1.0, Camino .8.5, and Mozilla before 1.7.6 allows remote attackers to spoof domain names using punycode encoded domain names that are decoded in URLs and SSL certificates in a way that uses homograph characters from other character sets, which facilitates phishing attacks.
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
Very high risk: more likely to be exploited than 97% of all known CVEs.
References
- http://lists.grok.org.uk/pipermail/full-disclosure/2005-February/031459.html
- http://marc.info/?l=bugtraq&m=110782704923280&w=2
- http://www.gentoo.org/security/en/glsa/glsa-200503-10.xml
- http://www.gentoo.org/security/en/glsa/glsa-200503-30.xml
- http://www.mozilla.org/security/announce/mfsa2005-29.html
- http://www.novell.com/linux/security/advisories/2005_16_mozilla_firefox.html
- http://www.redhat.com/support/errata/RHSA-2005-176.html
- http://www.redhat.com/support/errata/RHSA-2005-384.html
- http://www.securityfocus.com/bid/12461
- http://www.shmoo.com/idn
- http://www.shmoo.com/idn/homograph.txt
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19236
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100029
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11229
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.