CVE-2008-4066

Public Exploit

Description

Mozilla Firefox 2.0.0.14, and other versions before 2.0.0.17, allows remote attackers to bypass cross-site scripting (XSS) protection mechanisms and conduct XSS attacks via HTML-escaped low surrogate characters that are ignored by the HTML parser, as demonstrated by a "jav&#56325ascript" sequence, aka "HTML escaped low surrogates bug."

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 7.09% Top 10%
Vendor Advisory slackware.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory slackware.com Vendor Advisory sun.com Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory slackware.com Vendor Advisory redhat.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory vupen.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.mozilla.org/security/announce/2008/mfsa2008-43.html
http://secunia.com/advisories/32025 third party advisory vendor advisory
http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.405232 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8880 signature vdb entry
http://www.securitytracker.com/id?1020920 vdb entry
http://jvndb.jvn.jp/ja/contents/2011/JVNDB-2011-000058.html third party advisory
https://www.redhat.com/archives/fedora-package-announce/2008-September/msg01384.html vendor advisory
http://www.ubuntu.com/usn/usn-645-1 vendor advisory
http://www.thespanner.co.uk/2008/06/30/javascript-protocol-fuzz-results/ exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2008:206 vendor advisory
http://secunia.com/advisories/32144 third party advisory vendor advisory
http://secunia.com/advisories/32010 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2009/0977 vdb entry vendor advisory
http://www.ubuntu.com/usn/usn-645-2 vendor advisory
http://www.securityfocus.com/bid/31346 vdb entry
http://secunia.com/advisories/31985 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00005.html vendor advisory
http://secunia.com/advisories/31984 third party advisory vendor advisory
http://secunia.com/advisories/32185 third party advisory
http://secunia.com/advisories/32196 third party advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=448166
https://exchange.xforce.ibmcloud.com/vulnerabilities/45358 vdb entry
http://www.debian.org/security/2008/dsa-1669 vendor advisory
http://secunia.com/advisories/32042 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2008/2661 vdb entry vendor advisory
http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.379422 vendor advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1 vendor advisory
http://secunia.com/advisories/32092 third party advisory vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2008:205 vendor advisory
http://download.novell.com/Download?buildid=WZXONb-tqBw~
https://www.redhat.com/archives/fedora-package-announce/2008-September/msg01403.html vendor advisory
http://jvn.jp/en/jp/JVN96950482/index.html third party advisory
http://www.ubuntu.com/usn/usn-647-1 vendor advisory
http://secunia.com/advisories/32007 third party advisory vendor advisory
http://www.redhat.com/support/errata/RHSA-2008-0882.html vendor advisory
http://secunia.com/advisories/32845 third party advisory vendor advisory
http://blogs.technet.com/bluehat/archive/2008/08/14/targeted-fuzzing.aspx exploit
http://www.debian.org/security/2008/dsa-1649 vendor advisory
http://secunia.com/advisories/32012 third party advisory vendor advisory
http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.412123 vendor advisory
http://secunia.com/advisories/32044 third party advisory vendor advisory
http://www.redhat.com/support/errata/RHSA-2008-0908.html vendor advisory
http://secunia.com/advisories/34501 third party advisory vendor advisory
http://secunia.com/advisories/32082 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2008-4066?
CVE-2008-4066 has been scored as a medium severity vulnerability.
How to fix CVE-2008-4066?
To fix CVE-2008-4066, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2008-4066 being actively exploited in the wild?
It is possible that CVE-2008-4066 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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