Infinite loop in Wireshark - CVE-2018-7321
Published: February 27, 2018
Vulnerability identifier: #VU10734
CSH Severity: Low
CVSS v4: 8.7 [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]
CVE-ID: CVE-2018-7321
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper proceeding with dissection after encountering an unexpected type. A remote attacker can trigger an infinite loop in epan/dissectors/packet-thrift.c and perform a denial of service (DoS) attack.
Affected software
Wireshark
wireshark (Alpine package)
wireshark (Alpine package)
How to mitigate CVE-2018-7321
Update to version 2.2.13, 2.4.5.
wireshark (Alpine package) - update to 2.2.15-r0