Buffer overflow in OpenDetex - CVE-2019-19601
Published: December 6, 2019 / Updated: January 29, 2020
Vulnerability identifier: #VU23446
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-19601
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the "TexOpen()" function in "detex.l". A remote attacker can trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
OpenDetex
Fedora
texlive-base
Fedora
texlive-base
How to mitigate CVE-2019-19601
Install update from vendor's website.
OpenDetex - update to 2.8.6
texlive-base - addressed in versions 20180414-37.fc30, 20190410-8.fc31
texlive-base - addressed in versions 20180414-37.fc30, 20190410-8.fc31