CVE-2018-8905high
Description
In LibTIFF 4.0.9, a heap-based buffer overflow occurs in the function LZWDecodeCompat in tif_lzw.c via a crafted TIFF file, as demonstrated by tiff2ps.
References
http://bugzilla.maptools.org/show_bug.cgi?id=2780
https://access.redhat.com/errata/RHSA-2019:2053
https://github.com/halfbitteam/POCs/tree/master/libtiff-4.08_tiff2ps_heap_overflow
https://gitlab.com/libtiff/libtiff/commit/58a898cb4459055bb488ca815c23b880c242a27d
https://lists.debian.org/debian-lts-announce/2018/05/msg00008.html
https://lists.debian.org/debian-lts-announce/2018/05/msg00009.html
https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html
Details
Source: MITRE
Published: 2018-03-22
Updated: 2020-08-24
Type: CWE-787
Risk Information
CVSS v2
Base Score: 6.8
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8.6
Severity: MEDIUM
CVSS v3
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH