CVE-2017-10729 : Exploit Details and Defense Strategies

IrfanView version 4.44 (32bit) is susceptible to a vulnerability that allows attackers to execute unauthorized commands or trigger a denial of service by manipulating a .rle file. This CVE is associated with a specific issue involving a User Mode Write AV starting at ntdll_77df0000!RtlpWaitOnCriticalSection+0x0000000000000121.

Understanding CVE-2017-10729

This CVE, published on July 5, 2017, highlights a security flaw in IrfanView version 4.44 (32bit) that can be exploited by malicious actors.

What is CVE-2017-10729?

The presence of a manipulated .rle file in IrfanView version 4.44 (32bit) can lead to the execution of unauthorized commands or a denial of service. The vulnerability is linked to a specific issue known as "User Mode Write AV starting at ntdll_77df0000!RtlpWaitOnCriticalSection+0x0000000000000121."

The Impact of CVE-2017-10729

This vulnerability in IrfanView version 4.44 (32bit) poses a significant risk as it allows attackers to execute arbitrary code or cause a denial of service, potentially compromising the system's integrity and availability.

Technical Details of CVE-2017-10729

IrfanView version 4.44 (32bit) vulnerability details and mitigation strategies.

Vulnerability Description

The presence of a manipulated .rle file in IrfanView version 4.44 (32bit) can lead to the execution of unauthorized commands or a denial of service. This vulnerability is linked to a specific issue known as "User Mode Write AV starting at ntdll_77df0000!RtlpWaitOnCriticalSection+0x0000000000000121."

Affected Systems and Versions

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Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious .rle file, which, when processed by IrfanView version 4.44 (32bit), can trigger the execution of unauthorized commands or lead to a denial of service.

Mitigation and Prevention

Protecting systems from CVE-2017-10729 and enhancing overall security.

Immediate Steps to Take

Avoid opening untrusted .rle files in IrfanView version 4.44 (32bit).
Implement file type restrictions to prevent the execution of potentially harmful files.

Long-Term Security Practices

Regularly update IrfanView to the latest version to patch known vulnerabilities.
Educate users on safe file handling practices to minimize the risk of exploitation.

Patching and Updates

Ensure timely installation of security patches and updates provided by IrfanView to address CVE-2017-10729.