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Case File

CVE-2009-2404

HIGH · CVSS 9.3 EPSS 4.15%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-08-03 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 9.3. It affects Firefox. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-2404
Severity
HIGH
CVSS
9.3
EPSS
4.15%
Firefox

Original NVD Description

Heap-based buffer overflow in a regular-expression parser in Mozilla Network Security Services (NSS) before 3.12.3, as used in Firefox, Thunderbird, SeaMonkey, Evolution, Pidgin, and AOL Instant Messenger (AIM), allows remote SSL servers to cause a denial of service (application crash) or possibly execute arbitrary code via a long domain name in the subject's Common Name (CN) field of an X.509 certificate, related to the cert_TestHostName function.