CVE-2015-0807
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…
Does this matter?
Lower severity and a low EPSS score (1.18%). Track it; it rarely justifies an emergency change on its own.
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 2.0
- 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
- EPSS
- 1.18% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/thunderbird
- Source
- security@mozilla.org
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
- https://bugzilla.mozilla.org/show_bug.cgi?id=1111834
- https://security.gentoo.org/glsa/201512-10
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.