CVE-2019-9968 : Security Advisory and Response

XnView Classic 2.48 on Windows has a vulnerability that can be exploited by remote attackers, leading to a denial of service and potential other impacts.

Understanding CVE-2019-9968

This CVE involves a vulnerability in XnView Classic 2.48 on Windows that can result in a denial of service attack.

What is CVE-2019-9968?

The vulnerability in XnView Classic 2.48 on Windows allows remote attackers to cause a denial of service (application crash) or potentially have other unspecified impacts by using a crafted file that triggers the vulnerability through ntdll!RtlQueueWorkItem.

The Impact of CVE-2019-9968

The exploitation of this vulnerability can lead to a denial of service, causing the application to crash. Additionally, there may be other unspecified impacts resulting from this issue.

Technical Details of CVE-2019-9968

XnView Classic 2.48 on Windows is susceptible to a specific vulnerability.

Vulnerability Description

The vulnerability in XnView Classic 2.48 on Windows can be exploited by remote attackers to cause a denial of service, resulting in the application crashing. The root cause is a crafted file triggering the vulnerability through ntdll!RtlQueueWorkItem.

Affected Systems and Versions

Product: XnView Classic 2.48
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

The vulnerability is exploited by remote attackers using a crafted file to trigger the issue through ntdll!RtlQueueWorkItem.

Mitigation and Prevention

Steps to address and prevent the CVE-2019-9968 vulnerability.

Immediate Steps to Take

Avoid opening files from untrusted or unknown sources.
Update XnView Classic to the latest version.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement network security measures to prevent remote attacks.

Patching and Updates

Ensure that XnView Classic is updated to the latest version to mitigate the vulnerability.