CVE-2020-23567 : Vulnerability Insights and Analysis

Irfanview v4.53 allows attackers to cause a denial of service (DoS) via a crafted JPEG 2000 file.

Understanding CVE-2020-23567

This CVE involves a vulnerability in Irfanview v4.53 that can be exploited to trigger a denial of service attack.

What is CVE-2020-23567?

The CVE-2020-23567 vulnerability in Irfanview v4.53 enables attackers to execute a DoS attack by utilizing a specially crafted JPEG 2000 file. The issue is related to an 'Integer Divide By Zero' error starting at JPEG2000!ShowPlugInSaveOptions_W+0x00000000000082ea.

The Impact of CVE-2020-23567

The exploitation of this vulnerability can lead to a denial of service condition, potentially disrupting the normal operation of the affected system.

Technical Details of CVE-2020-23567

This section provides more in-depth technical insights into the CVE-2020-23567 vulnerability.

Vulnerability Description

The vulnerability in Irfanview v4.53 allows threat actors to launch a DoS attack by exploiting a specific JPEG 2000 file.

Affected Systems and Versions

Affected Product: Not applicable
Affected Vendor: Not applicable
Affected Version: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by manipulating a crafted JPEG 2000 file to trigger the 'Integer Divide By Zero' error.

Mitigation and Prevention

To address and prevent the CVE-2020-23567 vulnerability, the following steps are recommended:

Immediate Steps to Take

Avoid opening or processing untrusted JPEG 2000 files.
Implement file type validation mechanisms to detect malicious files.
Consider using alternative software until a patch is available.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.

Patching and Updates

Stay informed about security updates and patches released by the software vendor to address the CVE-2020-23567 vulnerability.