CVE-2020-23545 : What You Need to Know
Learn about CVE-2020-23545, a vulnerability in IrfanView 4.54 allowing user-mode write access violation at FORMATS!ReadXPM_W+0x0000000000000531. Find out the impact, affected systems, exploitation, and mitigation steps.
IrfanView 4.54 allows a user-mode write access violation starting at FORMATS!ReadXPM_W+0x0000000000000531.
Understanding CVE-2020-23545
This CVE involves a vulnerability in IrfanView 4.54 that allows a user-mode write access violation.
What is CVE-2020-23545?
The CVE-2020-23545 vulnerability in IrfanView 4.54 enables a user-mode write access violation to occur, specifically starting at FORMATS!ReadXPM_W+0x0000000000000531.
The Impact of CVE-2020-23545
The vulnerability could potentially be exploited by attackers to execute arbitrary code or cause a denial of service on affected systems.
Technical Details of CVE-2020-23545
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in IrfanView 4.54 allows unauthorized user-mode write access violation, starting at FORMATS!ReadXPM_W+0x0000000000000531.
Affected Systems and Versions
- Affected Version: IrfanView 4.54
- All systems running this specific version are vulnerable to the exploit.
Exploitation Mechanism
The vulnerability can be exploited by triggering the user-mode write access violation at the specified memory location.
Mitigation and Prevention
Protecting systems from CVE-2020-23545 is crucial to maintaining security.
Immediate Steps to Take
- Update IrfanView to the latest version to patch the vulnerability.
- Avoid opening files from untrusted sources to minimize the risk of exploitation.
Long-Term Security Practices
- Regularly update software and applications to address known vulnerabilities.
- Implement strong access controls and user permissions to limit potential attack surfaces.
Patching and Updates
- Stay informed about security updates for IrfanView and apply patches promptly to mitigate risks.