CVE-2009-1313

Firefox 3.0.9 - Memory Corruption and Possible Remote Code Execution in nsTextFrame::ClearTextRun

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-1313. PoCs published by Marc Gueury.

AI-analyzed exploit summary This exploit leverages a memory corruption vulnerability in Mozilla Firefox by manipulating text nodes via JavaScript, leading to a crash or potential arbitrary code execution. The PoC uses a simple HTML page with embedded JavaScript to trigger the vulnerability.

Description

The nsTextFrame::ClearTextRun function in layout/generic/nsTextFrameThebes.cpp in Mozilla Firefox 3.0.9 allows remote attackers to cause a denial of service (memory corruption) and probably execute arbitrary code via unspecified vectors. NOTE: this vulnerability reportedly exists because of an incorrect fix for CVE-2009-1302.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Marc Gueury · htmldoslinux
https://www.exploit-db.com/exploits/32961

This exploit leverages a memory corruption vulnerability in Mozilla Firefox by manipulating text nodes via JavaScript, leading to a crash or potential arbitrary code execution. The PoC uses a simple HTML page with embedded JavaScript to trigger the vulnerability.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Mozilla Firefox (versions affected by CVE-2009-1313)
No auth needed
Prerequisites: Victim must visit a malicious webpage
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (18)

Core 18
Core References
Vendor Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2009:111
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/1180
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34910
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1022126
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10446
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1022127
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34866
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/34743
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=489676
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=489647
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-765-1
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34919
Issue Tracking x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=490233
Vendor Advisory vendor-advisory x_refsource_redhat
https://rhn.redhat.com/errata/RHSA-2009-0449.html
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=497447
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34851

Scores

EPSS 0.0839
EPSS Percentile 94.3%

Details

CWE
CWE-399
Status published
Products (1)
mozilla/firefox 3.0.9
Published Apr 30, 2009
Tracked Since Feb 18, 2026