Integer overflow in Exiv2 - CVE-2018-19107
Published: November 8, 2018 / Updated: October 27, 2022
Vulnerability identifier: #VU36440
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-19107
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In Exiv2 0.26, Exiv2::IptcParser::decode in iptc.cpp (called from psdimage.cpp in the PSD image reader) may suffer from a denial of service (heap-based buffer over-read) caused by an integer overflow via a crafted PSD image file.
Affected software
Exiv2
Ubuntu
exiv2 (Ubuntu package)
libexiv2-14 (Ubuntu package)
Ubuntu
exiv2 (Ubuntu package)
libexiv2-14 (Ubuntu package)
How to mitigate CVE-2018-19107
Install update from vendor's website.
Exiv2 - update to 0.27
exiv2 (Ubuntu package) - addressed in versions 0.25-2.1ubuntu16.04.4, 0.25-3.1ubuntu0.18.04.3, 0.25-4ubuntu0.2, 0.25-4ubuntu1.1
libexiv2-14 (Ubuntu package) - addressed in versions 0.25-2.1ubuntu16.04.4, 0.25-3.1ubuntu0.18.04.3, 0.25-4ubuntu0.2, 0.25-4ubuntu1.1
exiv2 (Ubuntu package) - addressed in versions 0.25-2.1ubuntu16.04.4, 0.25-3.1ubuntu0.18.04.3, 0.25-4ubuntu0.2, 0.25-4ubuntu1.1
libexiv2-14 (Ubuntu package) - addressed in versions 0.25-2.1ubuntu16.04.4, 0.25-3.1ubuntu0.18.04.3, 0.25-4ubuntu0.2, 0.25-4ubuntu1.1