CVE-2018-19627 : Vulnerability Insights and Analysis

Wireshark versions 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10 were affected by a vulnerability in the IxVeriWave file parser, causing crashes. The issue has been resolved by adjusting buffer boundaries in wiretap/vwr.c.

Understanding CVE-2018-19627

This CVE entry addresses a vulnerability in Wireshark versions 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10.

What is CVE-2018-19627?

In Wireshark versions 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the IxVeriWave file parser could crash due to a buffer boundary issue.

The Impact of CVE-2018-19627

The vulnerability could lead to crashes in Wireshark, affecting the stability and functionality of the software.

Technical Details of CVE-2018-19627

Wireshark versions 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10 were affected by this vulnerability.

Vulnerability Description

The vulnerability in the IxVeriWave file parser could cause crashes in Wireshark.

Affected Systems and Versions

Wireshark versions 2.6.0 to 2.6.4
Wireshark versions 2.4.0 to 2.4.10

Exploitation Mechanism

The vulnerability could be exploited by crafting a malicious IxVeriWave file to trigger the buffer boundary issue.

Mitigation and Prevention

To address CVE-2018-19627, follow these steps:

Immediate Steps to Take

Update Wireshark to the latest version.
Avoid opening untrusted IxVeriWave files.

Long-Term Security Practices

Regularly update software and apply patches.
Practice secure file handling and avoid opening files from unknown or untrusted sources.

Patching and Updates

Ensure that Wireshark is regularly updated to the latest version to mitigate the vulnerability.