The importScripts function in the Web Workers API implementation in...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1160890
- https://security.gentoo.org/glsa/201512-10
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html
- https://www.w3.org/Bugs/Public/show_bug.cgi?id=28961
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html
- https://github.com/whatwg/html/issues/164
- http://www.mozilla.org/security/announce/2015/mfsa2015-140.html
- http://www.ubuntu.com/usn/USN-2833-1
- http://www.securityfocus.com/bid/79280
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html
- https://github.com/whatwg/html/pull/166
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html
- http://www.securitytracker.com/id/1034426
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
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