CVE-2018-14344 : Exploit Details and Defense Strategies
Learn about CVE-2018-14344 affecting Wireshark versions 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15. Discover the impact, technical details, and mitigation steps for this vulnerability.
Wireshark versions 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15 had a vulnerability in the ISMP dissector that could lead to a crash. The issue was resolved by validating the IPX address length to prevent a buffer over-read.
Understanding CVE-2018-14344
This CVE entry pertains to a vulnerability in Wireshark versions 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15 that could potentially cause a crash.
What is CVE-2018-14344?
The ISMP dissector in the specified Wireshark versions had a vulnerability that could result in a crash. The issue was addressed by validating the IPX address length to prevent a buffer over-read.
The Impact of CVE-2018-14344
The vulnerability could lead to a crash in Wireshark, affecting the stability and reliability of the software.
Technical Details of CVE-2018-14344
This section provides more technical insights into the CVE.
Vulnerability Description
The ISMP dissector in Wireshark versions 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15 had a vulnerability that could cause a crash. The issue was fixed by validating the IPX address length in the packet-ismp.c file.
Affected Systems and Versions
- Wireshark versions 2.6.0 to 2.6.1
- Wireshark versions 2.4.0 to 2.4.7
- Wireshark versions 2.2.0 to 2.2.15
Exploitation Mechanism
The vulnerability could be exploited by sending specially crafted packets to the Wireshark application, triggering the crash.
Mitigation and Prevention
Protecting systems from CVE-2018-14344 is crucial to maintaining security.
Immediate Steps to Take
- Update Wireshark to the latest version to ensure the vulnerability is patched.
- Avoid opening suspicious or untrusted network captures.
Long-Term Security Practices
- Regularly update software and security patches to prevent known vulnerabilities.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
Ensure that Wireshark is regularly updated to the latest version to mitigate the risk of known vulnerabilities.