CVE-2017-7765
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.4%
exploitation probability
1.4%top 29% of all CVEs
observed exploitation
nono source reports it
The "Mark of the Web" was not correctly saved on Windows when files with very long names were downloaded from the Internet. Without the Mark of the Web data, the security warning that Windows displays before running executables downloaded from the Internet is not shown. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1273265https://www.mozilla.org/security/advisories/mfsa2017-15/https://www.mozilla.org/security/advisories/mfsa2017-16/https://www.mozilla.org/security/advisories/mfsa2017-17/http://www.securityfocus.com/bid/99057http://www.securitytracker.com/id/1038689