ImageMagick before 7.1.2-26 and 6.9.13-51 contains a heap-based buffer over-write vulnerability that occurs when running an X11 import with a crafted window title, which can result in heap memory corruption and denial of service.
Exploitability
AV:LAC:HAT:PPR:HUI:PVulnerable System
VC:NVI:NVA:LSubsequent System
SC:NSI:NSA:N1/CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NOther