CVE-2018-7320 : What You Need to Know

Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12 encountered a crash issue with the SIGCOMP protocol dissector, which was resolved by modifying the packet-sigcomp.c file.

Understanding CVE-2018-7320

This CVE entry addresses a vulnerability in Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12 related to the SIGCOMP protocol dissector.

What is CVE-2018-7320?

Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12 were susceptible to a crash problem associated with the SIGCOMP protocol dissector.

The Impact of CVE-2018-7320

The vulnerability could lead to a potential crash in Wireshark, affecting the stability and reliability of the software.

Technical Details of CVE-2018-7320

This section provides more in-depth technical insights into the CVE-2018-7320 vulnerability.

Vulnerability Description

The issue in Wireshark versions 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12 stemmed from a crash problem within the SIGCOMP protocol dissector.

Affected Systems and Versions

Wireshark versions 2.4.0 to 2.4.4
Wireshark versions 2.2.0 to 2.2.12

Exploitation Mechanism

The vulnerability could be exploited by triggering the SIGCOMP protocol dissector, leading to a crash in the affected Wireshark versions.

Mitigation and Prevention

To address and prevent the CVE-2018-7320 vulnerability, consider the following steps:

Immediate Steps to Take

Update Wireshark to the latest version.
Apply patches provided by the vendor.
Monitor vendor advisories for any additional security recommendations.

Long-Term Security Practices

Regularly update and patch software to mitigate known vulnerabilities.
Implement network segmentation to limit the impact of potential exploits.

Patching and Updates

Ensure timely installation of software updates and patches to address security vulnerabilities.