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CVE-2008-5013

24
FAUCET Score

CVE-2008-5013 is a critical vulnerability affecting Mozilla Firefox 2.x before 2.0.0.18 and SeaMonkey 1.x before 1.1.13. It allows remote attackers to execute arbitrary code by exploiting improper handling of dynamically unloaded Flash modules, specifically when a crafted SWF file unloads itself via JavaScript, leading to an access of an expired memory address. This vulnerability carries a CVSS score of 9.3, indicating high severity with network-based attacks, medium complexity, and complete compromise of confidentiality, integrity, and availability. Despite its age and high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.0.17CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
0.8CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.8:*:*:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9:*:*:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9:rc:*:*:*:*:*:*
0.9.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.81%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0481 is in the 57th percentile among its peer group of 8,920 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 2.1Fixed in: seamonkey-0:1.0.9-0.21.el2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: seamonkey-0:1.0.9-0.25.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-28.el4
View patch

Vendor Advisories (1)

redhatCVE-2008-5013Critical

Mozilla Flash Player dynamic module unloading flaw

Nov 12, 2008

References

lists.opensuse.org / opensuse-security-announce/2008-11/msg00004.html
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/32684
secunia.com / advisories/32693
secunia.com / advisories/32694
secunia.com / advisories/32714
secunia.com / advisories/32778
secunia.com / advisories/32845
secunia.com / advisories/32853
secunia.com / advisories/33433
secunia.com / advisories/34501
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9660
sunsolve.sun.com / search/document.do
redhat.com / archives/fedora-package-announce/2008-November/msg00366.html
ubuntu.com / usn/usn-667-1
debian.org / security/2008/dsa-1669
debian.org / security/2008/dsa-1671
debian.org / security/2009/dsa-1697
mandriva.com / security/advisories
mozilla.org / security/announce/2008/mfsa2008-49.html
redhat.com / support/errata/RHSA-2008-0977.html
securityfocus.com / bid/32281
securitytracker.com / id
us-cert.gov / cas/techalerts/TA08-319A.html
US Government Resource
vupen.com / english/advisories/2008/3146
vupen.com / english/advisories/2009/0977