Segmentation fault in Exiv2 - CVE-2018-5772
Published: November 26, 2018
Vulnerability identifier: #VU16048
CSH Severity: Low
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-2018-5772
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to uncontrolled recursion in the Exiv2::Image::printIFDStructure function in the image.cpp file. A remote attacker can trick the victim into opening a specially crafted tif input, trigger segmentation fault and perform a denial of service attack.
Affected software
Exiv2
Gentoo Linux
Fedora
exiv2
Gentoo Linux
Fedora
exiv2
How to mitigate CVE-2018-5772
Install update from vendor's website.
exiv2 - addressed in versions 0.26-10.fc27, 0.26-10.fc28