Stack-based buffer overflow in Xfig - CVE-2019-19555
Published: December 16, 2019 / Updated: November 3, 2025
Vulnerability identifier: #VU23616
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-19555
CWE-ID: CWE-121
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 "read_textobject()" function in "read.c". A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Xfig
How to mitigate CVE-2019-19555
Install update from vendor's website.
Xfig - addressed in versions 3.2.6a, 3.2.7b