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Vulnerability Details : CVE-2008-4066

Mozilla Firefox, and other versions before, 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."
Publish Date : 2008-09-24 Last Update Date : 2017-09-28
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Cross Site ScriptingBypass a restriction or similar

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate 2008-09-01 2008-09-23
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2008-4066 unix
DSA-1649 iceweasel -- several vulnerabilities oval:org.mitre.oval:def:7657 unix
DSA-1649-1 iceweasel - several vulnerabilities oval:org.mitre.oval:def:19884 unix
DSA-1669 xulrunner -- several vulnerabilities oval:org.mitre.oval:def:7740 unix
DSA-1669-1 xulrunner - several vulnerabilities oval:org.mitre.oval:def:19874 unix
ELSA-2008:0908: thunderbird security update (Moderate) oval:org.mitre.oval:def:22664 unix
Mozilla Firefox, and other versions before, allows remote attackers to bypass cross-site scripting (XS... oval:org.mitre.oval:def:8880 unix
RHSA-2008:0882: seamonkey security update (Critical) oval:com.redhat.rhsa:def:20080882 unix
RHSA-2008:0908 -- thunderbird security update (Moderate) oval:org.mitre.oval:def:28693 unix
RHSA-2008:0908: thunderbird security update (Moderate) oval:com.redhat.rhsa:def:20080908 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2008-4066

# Product Type Vendor Product Version Update Edition Language
1 Application Mozilla Firefox Version Details Vulnerabilities
2 Application Mozilla Firefox Version Details Vulnerabilities
3 Application Mozilla Firefox Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Mozilla Firefox 3

- References For CVE-2008-4066
XF firefox-htmlparser-security-bypass(45358) CONFIRM
VUPEN ADV-2009-0977
VUPEN ADV-2008-2661
SECTRACK 1020920
BID 31346 Mozilla Firefox/SeaMonkey/Thunderbird Multiple Remote Vulnerabilities Release Date:2014-09-23
REDHAT RHSA-2008:0882
SLACKWARE SSA:2008-269-02
SLACKWARE SSA:2008-270-01
SLACKWARE SSA:2008-269-01
JVNDB JVNDB-2011-000058
JVN JVN#96950482

- Metasploit Modules Related To CVE-2008-4066

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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