6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
69.9%
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.
bugzilla.maptools.org/show_bug.cgi?id=2780
access.redhat.com/errata/RHSA-2019:2053
github.com/halfbitteam/POCs/tree/master/libtiff-4.08_tiff2ps_heap_overflow
gitlab.com/libtiff/libtiff/commit/58a898cb4459055bb488ca815c23b880c242a27d
lists.debian.org/debian-lts-announce/2018/05/msg00008.html
lists.debian.org/debian-lts-announce/2018/05/msg00009.html
lists.debian.org/debian-lts-announce/2018/07/msg00002.html
usn.ubuntu.com/3864-1/
www.debian.org/security/2018/dsa-4349
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.6 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
69.9%