CVE-2004-0765

Description

The cert_TestHostName function in Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7, only checks the hostname portion of a certificate when the hostname portion of the URI is not a fully qualified domain name (FQDN), which allows remote attackers to spoof trusted certificates.

7.5

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.77% Top 30%

Vendor Advisory novell.com Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory mozilla.org

Affected: n/a n/a

References

Link	Tags
http://bugzilla.mozilla.org/show_bug.cgi?id=234058	patch vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11162	vdb entry signature
http://www.novell.com/linux/security/advisories/2004_36_mozilla.html	vendor advisory
http://www.redhat.com/support/errata/RHSA-2004-421.html	patch vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/16868	vdb entry
http://www.mozilla.org/projects/security/known-vulnerabilities.html#mozilla1.7
http://marc.info/?l=bugtraq&m=109900315219363&w=2	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2004-0765?: CVE-2004-0765 has been scored as a high severity vulnerability.
How to fix CVE-2004-0765?: To fix CVE-2004-0765, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2004-0765 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2004-0765 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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