Parsing error in E4X default namespace

Parsing error in E4X default namespace

Announced

November 12, 2008

Reporter

Chris Evans

Impact

Low

Products

Firefox, SeaMonkey, Thunderbird

Fixed in

• Firefox 2.0.0.18
• Firefox 3.0.4
• SeaMonkey 1.1.13
• Thunderbird 2.0.0.18

Description

Security researcher Chris Evans reported an error in the method used to parse the default namespace in an E4X document. The error was caused by quote characters in the namespace not being properly escaped. The severity of this issue was determined to be low.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=453915
• CVE-2008-5024