CVE-2017-10742 : Vulnerability Insights and Analysis

XnView Classic for Windows Version 2.40 is vulnerable to malicious attacks that can lead to unauthorized code execution or denial of service.

Understanding CVE-2017-10742

This CVE involves a vulnerability in XnView Classic for Windows Version 2.40 that can be exploited by specially crafted .rle files.

What is CVE-2017-10742?

The vulnerability in XnView Classic for Windows Version 2.40 allows attackers to execute arbitrary code or cause a denial of service by utilizing a crafted .rle file. The issue triggers a "Data Execution Prevention Violation starting at Unknown Symbol @ 0x00000000380a0500 called from ntdll_77df0000!LdrxCallInitRoutine+0x0000000000000016."

The Impact of CVE-2017-10742

The exploitation of this vulnerability can result in unauthorized code execution or denial of service attacks on systems running the affected XnView Classic version.

Technical Details of CVE-2017-10742

Vulnerability Description

The vulnerability in XnView Classic for Windows Version 2.40 is due to a flaw in processing .rle files, allowing attackers to trigger a violation that can lead to unauthorized code execution.

Affected Systems and Versions

Product: XnView Classic
Version: 2.40

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious .rle file to trigger the vulnerability, potentially leading to unauthorized code execution or denial of service.

Mitigation and Prevention

Immediate Steps to Take

Avoid opening or accessing untrusted .rle files to prevent exploitation of the vulnerability.
Consider using alternative software until a patch is available.

Long-Term Security Practices

Regularly update XnView Classic to the latest version to mitigate known vulnerabilities.
Implement robust security measures to protect against potential code execution or denial of service attacks.

Patching and Updates

Ensure to apply any security patches or updates released by XnView Classic to address and remediate the vulnerability.