#VU21090 Infinite loop in Wireshark - CVE-2019-16319

 

#VU21090 Infinite loop in Wireshark - CVE-2019-16319

Published: September 12, 2019 / Updated: September 16, 2019


Vulnerability identifier: #VU21090
Vulnerability risk: Medium
CVSSv4.0: 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-2019-16319
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Wireshark
Software vendor:
Wireshark.org

Description

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

The vulnerability exists due to infinite loop in Gryphon dissector when processing network packets in the "plugins/epan/gryphon/packet-gryphon.c" file. A remote attacker can consume all available system resources and cause denial of service conditions.


Remediation

Install updates from vendor's website.

External links