[Suggested description] FastStone Image Viewer 6.2 has a User Mode Write AV at 0x00402d6a, triggered when the user opens a malformed JPEG file that is mishandled by FSViewer.exe. Attackers could exploit this issue for DoS (Access Violation) or possibly unspecified other impact.
[Vulnerability Type] Buffer Overflow
[Vendor of Product] FastStone
[Affected Product Code Base] FastStone Image Viewer - 6.5
[Affected Component] fsviewer.exe
[Attack Type] Local
[Impact Denial of Service] true
[Attack Vectors] the user must open a crafted jpg file
[Discoverer] Mostafa Soliman - SecureMisr
[Reference]
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11703