Vulnerability Description
The HTTP Alternative Services feature in Mozilla Firefox before 37.0.1 allows man-in-the-middle attackers to bypass an intended X.509 certificate-verification step for an SSL server by specifying that server in the uri-host field of an Alt-Svc HTTP/2 response header.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 12.04 |
| Opensuse | Opensuse | 13.1 |
| Mozilla | Firefox | <= 37.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00003.html
- http://www.mozilla.org/security/announce/2015/mfsa2015-44.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securitytracker.com/id/1032030
- http://www.ubuntu.com/usn/USN-2557-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1148328
- https://security.gentoo.org/glsa/201512-10
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00003.html
- http://www.mozilla.org/security/announce/2015/mfsa2015-44.htmlVendor Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securitytracker.com/id/1032030
- http://www.ubuntu.com/usn/USN-2557-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1148328
- https://security.gentoo.org/glsa/201512-10
FAQ
What is CVE-2015-0799?
CVE-2015-0799 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The HTTP Alternative Services feature in Mozilla Firefox before 37.0.1 allows man-in-the-middle attackers to bypass an intended X.509 certificate-verification step for an SSL server by specifying that...
How severe is CVE-2015-0799?
CVE-2015-0799 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-0799?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Opensuse Opensuse, Mozilla Firefox.