CVE-2009-2404

CVSS 9.3 - HIGH
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.

Affected Products
7
Vendor Product Version
mozilla network_security_services 3.12.3
aol instant_messenger All versions
gnome evolution All versions
mozilla firefox All versions
mozilla seamonkey All versions
mozilla thunderbird All versions
pidgin pidgin All versions
Weakness Types
CWE-119
CVE Information
CVE ID:
CVE-2009-2404
Published:
2009-08-03
Modified:
2026-04-23
CVSS Score:
9.3
Severity:
HIGH
Vector:
AV:N/AC:M/Au:N/C:C/I:C/A:C
Affected Vendors
aol pidgin mozilla gnome
Quick Actions
CVSS Severity Scale
0.0 - 3.9 LOW
4.0 - 6.9 MEDIUM
7.0 - 8.9 HIGH
9.0 - 10.0 CRITICAL