Buffer overflow in FreeImage - CVE-2020-21426
Published: August 29, 2023 / Updated: August 29, 2023
Vulnerability identifier: #VU80064
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-2020-21426
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 within the C_IStream::read(0 function in PluginEXR.cpp. 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
FreeImage
Fedora
mingw-freeimage
freeimage
Fedora
mingw-freeimage
freeimage
How to mitigate CVE-2020-21426
Install update from SVN repository.
mingw-freeimage - addressed in versions 3.19.0-0.16.svn1909.fc38, 3.19.0-0.16.svn1909.fc39
freeimage - addressed in versions 3.19.0-0.19.svn1909.fc38, 3.19.0-0.19.svn1909.fc39
freeimage - addressed in versions 3.19.0-0.19.svn1909.fc38, 3.19.0-0.19.svn1909.fc39