CVE-2017-7804
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.5%
exploitation probability
1.5%top 27% of all CVEs
observed exploitation
nono source reports it
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.
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1372849https://www.mozilla.org/security/advisories/mfsa2017-18/https://www.mozilla.org/security/advisories/mfsa2017-19/https://www.mozilla.org/security/advisories/mfsa2017-20/http://www.securityfocus.com/bid/100234http://www.securitytracker.com/id/1039124