CVE-2015-7215

Impact

The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure after a rethrow.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html
• http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html
• http://www.mozilla.org/security/announce/2015/mfsa2015-140.html
• http://www.securityfocus.com/bid/79280
• http://www.securitytracker.com/id/1034426
• http://www.ubuntu.com/usn/USN-2833-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=1160890
• https://github.com/whatwg/html/issues/164
• https://github.com/whatwg/html/pull/166
• https://security.gentoo.org/glsa/201512-10
• https://www.w3.org/Bugs/Public/show_bug.cgi?id=28961
• http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html
• http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html
• http://www.mozilla.org/security/announce/2015/mfsa2015-140.html
• http://www.securityfocus.com/bid/79280
• http://www.securitytracker.com/id/1034426
• http://www.ubuntu.com/usn/USN-2833-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=1160890
• https://github.com/whatwg/html/issues/164