CVE-2017-7804

The destructor function for the "WindowsDllDetourPatcher" class can be re-purposed by malicious code in concert with another vulnerability to write arbitrary data to an attacker controlled location in memory. This can be used to bypass existing memory protections in this situation. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

• CWE-20

• http://www.securityfocus.com/bid/100234Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039124Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1372849Issue Tracking, Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-19/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-20/Vendor Advisory
• http://www.securityfocus.com/bid/100234Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1039124Third Party Advisory, VDB Entry
• https://bugzilla.mozilla.org/show_bug.cgi?id=1372849Issue Tracking, Third Party Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-19/Vendor Advisory
• https://www.mozilla.org/security/advisories/mfsa2017-20/Vendor Advisory

Published

Jun 11, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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