CVE-2017-15253 : Security Advisory and Response

CVE-2017-15253, published on October 11, 2017, addresses a vulnerability in IrfanView version 4.44 (32bit) with PDF plugin version 4.43 that could allow attackers to execute unauthorized code or disrupt the system.

Understanding CVE-2017-15253

This CVE entry highlights a critical security issue in IrfanView software that could lead to severe consequences if exploited.

What is CVE-2017-15253?

The vulnerability in IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service by using a specially crafted .pdf file. The vulnerability is associated with a specific code execution path within the software.

The Impact of CVE-2017-15253

Exploitation of this vulnerability could result in unauthorized code execution or system disruption, posing a significant security risk to affected systems.

Technical Details of CVE-2017-15253

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to trigger a User Mode Write AV starting at PDF!xmlGetGlobalState+0x000000000007dff2, potentially leading to code execution or denial of service.

Affected Systems and Versions

Product: IrfanView
Version: 4.44 (32bit) with PDF plugin version 4.43

Exploitation Mechanism

Attackers can exploit this vulnerability by using a specifically crafted .pdf file to trigger the code execution path within the software.

Mitigation and Prevention

Protecting systems from CVE-2017-15253 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update IrfanView to the latest version to patch the vulnerability.
Avoid opening untrusted .pdf files to mitigate the risk of exploitation.

Long-Term Security Practices

Regularly update software and plugins to address known vulnerabilities.
Implement network security measures to detect and prevent malicious activities.

Patching and Updates

Ensure timely installation of security patches and updates provided by IrfanView to address CVE-2017-15253.