CVE-2019-9963 : Security Advisory and Response
Learn about CVE-2019-9963, a vulnerability in XnView MP version 0.93.1 on Windows allowing remote attackers to cause denial of service or exploit other vulnerabilities via a manipulated file.
XnView MP version 0.93.1 on the Windows operating system is vulnerable to remote attackers who can cause a denial of service (application crash) or potentially exploit other vulnerabilities by using a manipulated file. This vulnerability is related to the ntdll!RtlFreeHeap function.
Understanding CVE-2019-9963
XnView MP 0.93.1 on Windows allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file, related to ntdll!RtlFreeHeap.
What is CVE-2019-9963?
CVE-2019-9963 is a vulnerability in XnView MP version 0.93.1 on the Windows OS that allows remote attackers to trigger a denial of service or potentially exploit other vulnerabilities by utilizing a manipulated file.
The Impact of CVE-2019-9963
The vulnerability can lead to a denial of service (application crash) or potentially allow attackers to exploit other vulnerabilities within the system, posing a risk to the integrity and availability of the affected system.
Technical Details of CVE-2019-9963
XnView MP version 0.93.1 on Windows is susceptible to exploitation due to the following technical details:
Vulnerability Description
- Remote attackers can cause a denial of service or potentially exploit other vulnerabilities by using a manipulated file.
- The issue is related to the ntdll!RtlFreeHeap function.
Affected Systems and Versions
- Product: XnView MP
- Version: 0.93.1
Exploitation Mechanism
- Attackers can exploit the vulnerability by utilizing a crafted file, potentially leading to a denial of service or other unspecified impacts.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-9963:
Immediate Steps to Take
- Update XnView MP to a patched version or apply security fixes provided by the vendor.
- Avoid opening files from untrusted or unknown sources.
Long-Term Security Practices
- Regularly update software and operating systems to mitigate known vulnerabilities.
- Implement network security measures to prevent unauthorized access to systems.
Patching and Updates
- Stay informed about security updates and patches released by XnView MP and apply them promptly to secure the system.