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CVE-2014-8639 Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 do not properly interpret Set-Cookie headers within responses that have a 407 (aka Proxy A...

MediumCVSS 6.8 EPSS 1.9%
Published
Updated
Exploit status
No public exploit known

Description

Mozilla Firefox before 35.0, Firefox ESR 31.x before 31.4, Thunderbird before 31.4, and SeaMonkey before 2.32 do not properly interpret Set-Cookie headers within responses that have a 407 (aka Proxy Authentication Required) status code, which allows remote HTTP proxy servers to conduct session fixation attacks by providing a cookie name that corresponds to the session cookie of the origin server.

Affected products

ProductAffected versionsFixed in
mozilla seamonkey <= 2.31 No fix listed
mozilla Firefox <= 34.0.5 No fix listed
mozilla Firefox = 31.0 No fix listed
mozilla Firefox = 31.1.0 No fix listed
mozilla Firefox = 31.1.1 No fix listed
mozilla Firefox = 31.3.0 No fix listed
mozilla firefox esr = 31.2 No fix listed
mozilla Thunderbird <= 31.3.0 No fix listed

References