Double Free in DCMTK - CVE-2021-41688

 

Double Free in DCMTK - CVE-2021-41688

Published: August 18, 2023


Vulnerability identifier: #VU79680
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-41688
CWE-ID: CWE-415
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: OFFIS
Affected software:
DCMTK

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can pass specially crafted data to the application, trigger a double free error and perform a denial of service (DoS) attack.


How to mitigate CVE-2021-41688

Install updates from vendor's website.

Sources