Improper input validation in Wireshark - CVE-2017-17085
Published: December 12, 2017
Vulnerability identifier: #VU9613
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-2017-17085
CWE-ID: CWE-20
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 an error in the CIP Safety dissector in epan/dissectors/packet-cipsafety.c when processing network packets. A remote attacker can send a specially crafted packet and crash the vulnerable application.
Affected software
Wireshark
Debian Linux
Fedora
wireshark (Alpine package)
firefox-esr (Alpine package)
wireshark
Debian Linux
Fedora
wireshark (Alpine package)
firefox-esr (Alpine package)
wireshark
How to mitigate CVE-2017-17085
Update to version 2.2.11 or 2.4.3.
wireshark (Alpine package) - update to 2.2.11-r0
wireshark - update to 2.4.3-1.fc27
wireshark - update to 2.4.3-1.fc27