CVE-2019-17256 Explained : Impact and Mitigation
Discover the impact of CVE-2019-17256 affecting IrfanView 4.53. Learn about the vulnerability, affected systems, exploitation, and mitigation steps to secure your systems.
IrfanView 4.53 allows a User Mode Write AV starting at DPX!ReadDPX_W+0x0000000000001203.
Understanding CVE-2019-17256
The User Mode Write AV at DPX!ReadDPX_W+0x0000000000001203 is now possible with the release of IrfanView 4.53.
What is CVE-2019-17256?
This CVE describes a vulnerability in IrfanView 4.53 that enables a User Mode Write AV at a specific memory address.
The Impact of CVE-2019-17256
The vulnerability could allow an attacker to execute arbitrary code or crash the application, potentially leading to a denial of service.
Technical Details of CVE-2019-17256
IrfanView 4.53 is susceptible to a User Mode Write AV at DPX!ReadDPX_W+0x0000000000001203.
Vulnerability Description
The vulnerability in IrfanView 4.53 allows unauthorized write access to memory, leading to potential exploitation.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by crafting a malicious input to trigger the User Mode Write AV.
Mitigation and Prevention
Immediate Steps to Take:
- Update IrfanView to the latest version.
- Avoid opening files from untrusted sources.
Long-Term Security Practices
- Regularly update software and applications.
- Implement proper input validation to prevent memory-related vulnerabilities.
- Conduct security assessments and penetration testing.
Patching and Updates
Ensure timely installation of security patches and updates for IrfanView.