CVE-2009-2477
js/src/jstracer.cpp in the Just-in-time (JIT) JavaScript compiler (aka TraceMonkey) in Mozilla Firefox 3.5 before 3.5.1 allows remote attackers to execute arbitrary code via certain use of the escape function that triggers access to uninitialized memory…
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EPSS puts the probability of exploitation in the next 30 days at 42.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
js/src/jstracer.cpp in the Just-in-time (JIT) JavaScript compiler (aka TraceMonkey) in Mozilla Firefox 3.5 before 3.5.1 allows remote attackers to execute arbitrary code via certain use of the escape function that triggers access to uninitialized memory locations, as originally demonstrated by a document containing P and FONT elements.
- CVSS 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 42.69% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- mozilla/firefox
- Source
- cve@mitre.org
References
- http://blog.mozilla.com/security/2009/07/14/critical-javascript-vulnerability-in-firefox-35/
- http://isc.sans.org/diary.html?storyid=6796
- http://secunia.com/advisories/35798Vendor Advisory
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-266148-1
- http://voices.washingtonpost.com/securityfix/2009/07/stopgap_fix_for_critical_firef.html
- http://www.exploit-db.com/exploits/9137
- http://www.exploit-db.com/exploits/9181
- http://www.h-online.com/security/First-Zero-Day-Exploit-for-Firefox-3-5--/news/113761
- http://www.kb.cert.org/vuls/id/443060US Government Resource
- http://www.mozilla.org/security/announce/2009/mfsa2009-41.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/35660Exploit
- http://www.vupen.com/english/advisories/2009/1868Patch, Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=503286
- https://www.exploit-db.com/exploits/40936/
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00909.html
- http://blog.mozilla.com/security/2009/07/14/critical-javascript-vulnerability-in-firefox-35/
- http://isc.sans.org/diary.html?storyid=6796
- http://secunia.com/advisories/35798Vendor Advisory
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-266148-1
- http://voices.washingtonpost.com/securityfix/2009/07/stopgap_fix_for_critical_firef.html
- http://www.exploit-db.com/exploits/9137
- http://www.exploit-db.com/exploits/9181
- http://www.h-online.com/security/First-Zero-Day-Exploit-for-Firefox-3-5--/news/113761
- http://www.kb.cert.org/vuls/id/443060US Government Resource
- http://www.mozilla.org/security/announce/2009/mfsa2009-41.htmlPatch, Vendor Advisory
- http://www.securityfocus.com/bid/35660Exploit
- http://www.vupen.com/english/advisories/2009/1868Patch, Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=503286
- https://www.exploit-db.com/exploits/40936/
- https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00909.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.