9.3

CVE-2009-2404: mozilla network_security_services

Modified
AliasesRHSA-2009:1185DEBIAN-CVE-2009-2404
Published 03-08-2009Last modified 07-08-2024

Vulnerability summary

CVE-2009-2404 is a high (CVSS 9.3) vulnerability in mozilla network_security_services. EPSS estimates a 4.15% chance of exploitation in the next 30 days, higher than 90.8% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 9.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
9.3/10
010
High · v2.0 (NVD)
EPSS score
4.15%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 6

Timeline

  1. 03-08-2009
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

4.15%

Chance of exploitation in the next 30 days

Percentile

91%

Versus all other CVEs

30-day change

No change 0.00 pp

From 4.15% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Redhat11 products
  • seamonkey< 0:1.0.9-0.41.el3
  • seamonkey-chat< 0:1.0.9-0.41.el3
  • seamonkey-debuginfo< 0:1.0.9-0.41.el3
  • seamonkey-devel< 0:1.0.9-0.41.el3
  • seamonkey-dom-inspector< 0:1.0.9-0.41.el3
Debian1 product
  • nss< 3.12.3-1
Mozilla1 product

3 vendors · 13 products

References

35 links
Show all 35 references