Infinite loop in Wireshark - CVE-2018-14341

 

Infinite loop in Wireshark - CVE-2018-14341

Published: July 30, 2018


Vulnerability identifier: #VU14111
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-14341
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to an infinite loop when handling malicious input. A remote attacker can inject a malformed packet onto the wire or trick the victim into reading a malformed packet trace file, consume excessive CPU resources and cause the DICOM dissector to crash.


How to mitigate CVE-2018-14341

The vulnerability is addressed in the versions 2.6.2, 2.4.8, 2.2.16

Sources