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CVE-2004-0765

UnknownEPSS 1.03%

Last modified

CVE-2004-0765 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
1.03%

59.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MozillaFirefox<= 0.9
MozillaMozilla<= 1.7
MozillaThunderbird<= 0.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2004-0765?
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.
How severe is CVE-2004-0765?
Severity scoring for CVE-2004-0765 is pending analysis. The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.
How do I fix CVE-2004-0765?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-0765?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST