Security Advisory

CVE-2019-11705

9.8
CRITICAL

Vulnerability Description

A flaw in Thunderbird's implementation of iCal causes a stack buffer overflow in icalrecur_add_bydayrules when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.
Published Date July 23, 2019
Official Source NIST NVD Advisory