Improper input validation in Wireshark - CVE-2018-18225
Published: October 12, 2018
Vulnerability identifier: #VU15336
CSH Severity: Low
CVSS v4: 6.9 [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]
CVE-ID: CVE-2018-18225
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can inject a malformed packet into a network, to be processed by the affected application, or trick the victim into opening a malicious packet trace file and cause the CoAP dissector component to crash.
Affected software
Wireshark
Arch Linux
Debian Linux
Opensuse
Fedora
wireshark (Alpine package)
wireshark
Arch Linux
Debian Linux
Opensuse
Fedora
wireshark (Alpine package)
wireshark
How to mitigate CVE-2018-18225
The vulnerability has been addressed in the version 2.6.4.
Wireshark - update to 2.6.4
wireshark (Alpine package) - update to 2.4.10-r0
wireshark - addressed in versions 2.6.4-1.fc28, 2.6.4-1.fc29
wireshark (Alpine package) - update to 2.4.10-r0
wireshark - addressed in versions 2.6.4-1.fc28, 2.6.4-1.fc29