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…

published January 14, 2015

CVSS
—
EPSS
2%
Percentile
79.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01902 · 79.4th percentile
Published
2015-01-14T11:00Z
EPSS history
Timeline
  • 14 JAN 11:00Z
    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…
    cvelistv5