CVE catalog
CVE-2014-8639
UBUNTU-CVE-2014-8639
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.90% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | firefox | 14.04 | 24.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 14.04 | 25.0+build3-0ubuntu0.13.10.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 28.0~b2+build1-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 14.04 | 28.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 14.04 | 28.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | firefox | 14.04 | 28.0+build2-0ubuntu2 | vulnerable |
| Ubuntu | firefox | 14.04 | 29.0+build1-0ubuntu0.14.04.2 | vulnerable |
| Ubuntu | firefox | 14.04 | 30.0+build1-0ubuntu0.14.04.3 | vulnerable |
| Ubuntu | firefox | 14.04 | 31.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 32.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 32.0.3+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 33.0+build2-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 34.0+build2-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | firefox | 14.04 | 35.0+build3-0ubuntu0.14.04.2 | fixed |
| Ubuntu | thunderbird | 14.04 | 1:24.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.0+build1-0ubuntu2 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.1.1+build1-0ubuntu0.13.10.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.1.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.2.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.4.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.5.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:24.6.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.1.1+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.1.2+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.2.0+build2-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.3.0+build1-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | thunderbird | 14.04 | 1:31.4.0+build1-0ubuntu0.14.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Ubuntu | firefox | deb | 14.04 | 35.0+build3-0ubuntu0.14.04.2 | Not reported | UBUNTU-CVE-2014-8639 | Not reported |
| Ubuntu | thunderbird | deb | 14.04 | 1:31.4.0+build1-0ubuntu0.14.04.1 | Not reported | UBUNTU-CVE-2014-8639 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2015_0046.json]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2014-8639]
- [https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-8639.json]
[FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]