What’s Vulnerable › Vulnerabilities

CVE-2007-0009

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 50.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-02-26 · updated 2026-06-16
• Weakness: CWE-119

Description

Stack-based buffer overflow in the SSLv2 support in Mozilla Network Security Services (NSS) before 3.11.5, as used by Firefox before 1.5.0.10 and 2.x before 2.0.0.2, Thunderbird before 1.5.0.10, SeaMonkey before 1.0.8, and certain Sun Java System server products before 20070611, allows remote attackers to execute arbitrary code via invalid "Client Master Key" length values.

Affected products

• Canonical Ubuntu Linux: 5.10, 6.06, 6.10
• Debian Linux: 3.1, 4.0
• Mozilla Firefox: from 1.5 before 1.5.0.10; from 2.0 before 2.0.0.2 — fixed in 1.5.0.10, 2.0.0.2
• Mozilla Network Security Services: before 3.11.5 — fixed in 3.11.5
• Mozilla Seamonkey: before 1.0.8 — fixed in 1.0.8
• Mozilla Thunderbird: before 1.5.0.10 — fixed in 1.5.0.10

How to fix

Upgrade to a fixed version: Mozilla Firefox 1.5.0.10, 2.0.0.2; Mozilla Network Security Services 3.11.5; Mozilla Seamonkey 1.0.8; Mozilla Thunderbird 1.5.0.10. Check the vendor advisory for mitigations.

References

• http://fedoranews.org/cms/node/2709
• http://fedoranews.org/cms/node/2711
• http://fedoranews.org/cms/node/2747
• http://fedoranews.org/cms/node/2749
• http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
• http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=483
• http://lists.suse.com/archive/suse-security-announce/2007-Mar/0001.html
• http://rhn.redhat.com/errata/RHSA-2007-0077.html
• http://secunia.com/advisories/24253
• http://secunia.com/advisories/24277

Get alerted when CVE-2007-0009 or the next vulnerability affects your stack