Vulnerability Description
The navigator.sendBeacon implementation in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 processes HTTP 30x status codes for redirects after a preflight request has occurred, which allows remote attackers to bypass intended CORS access-control checks and conduct cross-site request forgery (CSRF) attacks via a crafted web site, a similar issue to CVE-2014-8638.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | <= 36.0.4 |
| Mozilla | Firefox Esr | 31.1 |
| Mozilla | Thunderbird | <= 31.5 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html
- http://rhn.redhat.com/errata/RHSA-2015-0766.html
- http://rhn.redhat.com/errata/RHSA-2015-0771.html
- http://www.debian.org/security/2015/dsa-3211
- http://www.debian.org/security/2015/dsa-3212
- http://www.mozilla.org/security/announce/2015/mfsa2015-37.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- http://www.securityfocus.com/bid/73457
- http://www.securitytracker.com/id/1031996
- http://www.securitytracker.com/id/1032000
- http://www.ubuntu.com/usn/USN-2550-1
- http://www.ubuntu.com/usn/USN-2552-1
FAQ
What is CVE-2015-0807?
CVE-2015-0807 is a vulnerability with a CVSS score of 6.8 (MEDIUM). The navigator.sendBeacon implementation in Mozilla Firefox before 37.0, Firefox ESR 31.x before 31.6, and Thunderbird before 31.6 processes HTTP 30x status codes for redirects after a preflight reques...
How severe is CVE-2015-0807?
CVE-2015-0807 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-0807?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.