Buffer overflow in Wireshark - CVE-2018-11355

 

Buffer overflow in Wireshark - CVE-2018-11355

Published: May 29, 2018


Vulnerability identifier: #VU13027
CSH Severity: Medium
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-2018-11355
CWE-ID: CWE-120
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 weakness exists due to buffer overflow when handling malicious input. A remote attacker can inject a malformed packet onto the wire or convince someone to read a malformed packet trace file, trigger memory corruption and cause the RTCP dissector to crash.

Affected software

Wireshark
Arch Linux
Opensuse
Fedora
wireshark

How to mitigate CVE-2018-11355

Update to version 2.6.1.

wireshark - addressed in versions 2.6.1-1.fc27, 2.6.1-1.fc28

External References

Related Security Bulletins