CVE-2006-4340
4.0 · MEDIUMOverview
CVE-2006-4340 is a medium-severity vulnerability affecting mozilla firefox. It was published on September 15, 2006 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Mozilla Network Security Service (NSS) library before 3.11.3, as used in Mozilla Firefox before 1.5.0.7, Thunderbird before 1.5.0.7, and SeaMonkey before 1.0.5, when using an RSA key with exponent 3, does not properly handle extra data in a signature, which allows remote attackers to forge signatures for SSL/TLS and email certificates, a similar vulnerability to CVE-2006-4339. NOTE: on 20061107, Mozilla released an advisory stating that these versions were not completely patched by MFSA2006-60. The newer fixes for 1.5.0.7 are covered by CVE-2006-5462.
Remediation
Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| mozilla | firefox | 0 | Affected |
| mozilla | network_security_services | 0 | Affected |
| mozilla | seamonkey | 0 | Affected |
| mozilla | thunderbird | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2006-4340?
CVE-2006-4340 is a medium-severity vulnerability affecting mozilla firefox. It was published on September 15, 2006 and has a CVSS 2.0 base score of 4.0 (MEDIUM).
How severe is CVE-2006-4340?
This vulnerability has a CVSS 2.0 base score of 4.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2006-4340?
Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2006-4340?
CyberStrike's AI-powered security agents can automatically detect CVE-2006-4340 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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