CVE-2017-12964 : Exploit Details and Defense Strategies

A vulnerability has been identified in LibSass 3.4.5 that could lead to a denial of service attack by consuming excessive stack resources.

Understanding CVE-2017-12964

This CVE involves a stack consumption issue in LibSass 3.4.5, specifically in the function Sass::Eval::operator() in eval.cpp, potentially allowing for a remote denial of service attack.

What is CVE-2017-12964?

The vulnerability in LibSass 3.4.5 could be exploited remotely to trigger a denial of service attack by consuming excessive stack resources.

The Impact of CVE-2017-12964

The exploitation of this vulnerability could result in a denial of service attack from a remote location by consuming excessive stack resources.

Technical Details of CVE-2017-12964

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability exists in LibSass 3.4.5, specifically in the function Sass::Eval::operator() within the eval.cpp file, allowing for a denial of service attack.

Affected Systems and Versions

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Vendor: n/a
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Exploitation Mechanism

The vulnerability can be exploited remotely to cause a denial of service attack by consuming excessive stack resources.

Mitigation and Prevention

Protective measures to address and prevent the exploitation of CVE-2017-12964.

Immediate Steps to Take

Monitor for any unusual stack resource consumption.
Implement network-level controls to detect and block potential attacks.

Long-Term Security Practices

Regularly update LibSass to the latest version to patch known vulnerabilities.
Conduct security assessments and audits to identify and mitigate similar vulnerabilities.

Patching and Updates

Ensure timely patching and updates for LibSass to address the vulnerability and enhance system security.