The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to cause a denial of service (assertion failure and application crash) via a crafted file, a different vulnerability than CVE-2017-13726.
http://bugzilla.maptools.org/show_bug.cgi?id=2795
https://access.redhat.com/errata/RHSA-2019:2053
https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html
Source: MITRE
Published: 2018-05-10
Updated: 2019-10-03
Type: CWE-617
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM