NULL pointer dereference in JasPer - CVE-2021-3443
Published: February 5, 2024
Vulnerability identifier: #VU86058
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-3443
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A local attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
Affected software
JasPer
Fedora
jasper
App Connect Enterprise Certified Container
Fedora
jasper
App Connect Enterprise Certified Container
How to mitigate CVE-2021-3443
Install updates from vendor's website.
JasPer - update to 2.0.27
jasper - addressed in versions 2.0.26-2.fc32, 2.0.26-2.fc33, 2.0.26-2.fc34
App Connect Enterprise Certified Container - addressed in versions 5.0.14, 11.2.0
jasper - addressed in versions 2.0.26-2.fc32, 2.0.26-2.fc33, 2.0.26-2.fc34
App Connect Enterprise Certified Container - addressed in versions 5.0.14, 11.2.0