CVE-2020-23559 : Exploit Details and Defense Strategies
Learn about CVE-2020-23559, a vulnerability in IrfanView 4.54 allowing user-mode write access violation. Find out the impact, affected systems, exploitation, and mitigation steps.
IrfanView 4.54 allows a user-mode write access violation starting at FORMATS!ShowPlugInSaveOptions_W+0x0000000000007d7f.
Understanding CVE-2020-23559
This CVE involves a vulnerability in IrfanView 4.54 that allows a user-mode write access violation.
What is CVE-2020-23559?
The vulnerability in IrfanView 4.54 enables a user-mode write access violation to occur at FORMATS!ShowPlugInSaveOptions_W+0x0000000000007d7f.
The Impact of CVE-2020-23559
The vulnerability could potentially be exploited by attackers to execute arbitrary code or cause a denial of service on the affected system.
Technical Details of CVE-2020-23559
Vulnerability Description
IrfanView 4.54 is susceptible to a user-mode write access violation at FORMATS!ShowPlugInSaveOptions_W+0x0000000000007d7f.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Version: n/a
Exploitation Mechanism
The vulnerability can be exploited by triggering the user-mode write access violation starting at FORMATS!ShowPlugInSaveOptions_W+0x0000000000007d7f.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches or updates provided by the vendor.
- Consider restricting access to the vulnerable component.
- Monitor for any unusual activities on the system.
Long-Term Security Practices
- Regularly update software and applications to the latest versions.
- Implement strong access controls and least privilege principles.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Ensure that IrfanView is updated to a patched version that addresses the vulnerability.