MEDIUM
In LibTIFF 4.0.8, there is a assertion abort in the TIFFWriteDirectoryTagCheckedLong8Array function in tif_dirwrite.c. A crafted input will lead to a remote denial of service attack.
http://bugzilla.maptools.org/show_bug.cgi?id=2712
http://www.debian.org/security/2017/dsa-3903
http://www.securityfocus.com/bid/99359
Source: MITRE
Published: 2017-06-29
Updated: 2018-03-22
Type: CWE-20
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH