Out-of-bounds read in JT Utilities and JTTK - CVE-2021-44450
Published: January 6, 2022
Vulnerability identifier: #VU59267
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-44450
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when parsing JT files. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.
Affected software
JT Utilities
JTTK
JTTK
How to mitigate CVE-2021-44450
Install updates from vendor's website.
JT Utilities - update to 12.8.1.1
JTTK - update to 12.8.1.1
JTTK - update to 12.8.1.1