CVE-2018-9272 : Vulnerability Insights and Analysis
Learn about CVE-2018-9272, a memory leak vulnerability in Wireshark versions 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A memory leak vulnerability has been identified in Wireshark versions 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, specifically in the file epan/dissectors/packet-h223.c.
Understanding CVE-2018-9272
This CVE involves a memory leak issue in specific versions of Wireshark.
What is CVE-2018-9272?
Wireshark versions 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13 are affected by a memory leak vulnerability in the file epan/dissectors/packet-h223.c.
The Impact of CVE-2018-9272
The memory leak vulnerability could potentially lead to denial of service or other security risks if exploited.
Technical Details of CVE-2018-9272
This section provides technical details about the vulnerability.
Vulnerability Description
A memory leak exists in Wireshark versions 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, specifically in the file epan/dissectors/packet-h223.c.
Affected Systems and Versions
- Wireshark versions 2.4.0 to 2.4.5
- Wireshark versions 2.2.0 to 2.2.13
Exploitation Mechanism
The vulnerability can be exploited by an attacker to cause a memory leak, potentially leading to a denial of service condition.
Mitigation and Prevention
Protect your systems from CVE-2018-9272 with the following steps:
Immediate Steps to Take
- Update Wireshark to a non-vulnerable version.
- Monitor for any unusual memory consumption.
Long-Term Security Practices
- Regularly update Wireshark and other software to the latest versions.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
Apply patches provided by Wireshark to address the memory leak vulnerability.