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�ascript" sequence, aka "HTML escaped low surrogates bug."
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 4.0 | iceweasel | 2.0.0.17-0etch1 | DSA-1649-1 |
| Debian 4.0 | xulrunner | 1.8.0.15~pre080614h-0etch1 | DSA-1669-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | thunderbird | 2.0.0.17-1.el5 | RHSA-2008:0908 |
| RHEL 4 | devhelp +1 | 0.10-0.10.el4 | RHSA-2008:0882 |
| RHEL 4 | seamonkey +5 | 1.0.9-26.el4 | RHSA-2008:0882 |
| RHEL 4 | thunderbird | 1.5.0.12-16.el4 | RHSA-2008:0908 |
| RHEL 3 | seamonkey +9 | 1.0.9-0.24.el3 | RHSA-2008:0882 |
| RHEL 2 | seamonkey +9 | 1.0.9-0.20.el2 | RHSA-2008:0882 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Productivity 5 | thunderbird | 2.0.0.17-1.el5 | RHSA-2008:0908 |
Advisories 4
- RHSA-2008:0908 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:0882 Red Hat Security Advisory: seamonkey security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1649-1 iceweasel - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1669-1 xulrunner - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://www.mozilla.org/security/announce/2008/mfsa2008-43.html
- 32025 third-party-advisory
- SSA:2008-269-01 vendor-advisory
- oval:org.mitre.oval:def:8880 vdb-entry signature
- 1020920 vdb-entry
- JVNDB-2011-000058 third-party-advisory
- FEDORA-2008-8401 vendor-advisory
- USN-645-1 vendor-advisory
- http://www.thespanner.co.uk/2008/06/30/javascript-protocol-fuzz-results/
- MDVSA-2008:206 vendor-advisory
- 32144 third-party-advisory
- 32010 third-party-advisory
- ADV-2009-0977 vdb-entry
- USN-645-2 vendor-advisory
- 31346 vdb-entry
- 31985 third-party-advisory
- SUSE-SA:2008:050 vendor-advisory
- 31984 third-party-advisory
- 32185 third-party-advisory
- 32196 third-party-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=448166
- firefox-htmlparser-security-bypass(45358) vdb-entry
- DSA-1669 vendor-advisory
- 32042 third-party-advisory
- ADV-2008-2661 vdb-entry
- SSA:2008-269-02 vendor-advisory
- 256408 vendor-advisory
- 32092 third-party-advisory
- MDVSA-2008:205 vendor-advisory
- http://download.novell.com/Download?buildid=WZXONb-tqBw~
- FEDORA-2008-8429 vendor-advisory
- JVN#96950482 third-party-advisory
- USN-647-1 vendor-advisory
- 32007 third-party-advisory
- RHSA-2008:0882 vendor-advisory
- 32845 third-party-advisory
- http://blogs.technet.com/bluehat/archive/2008/08/14/targeted-fuzzing.aspx
- DSA-1649 vendor-advisory
- 32012 third-party-advisory
- SSA:2008-270-01 vendor-advisory
- 32044 third-party-advisory
- RHSA-2008:0908 vendor-advisory
- 34501 third-party-advisory
- 32082 third-party-advisory