CVE-2018-12292 : Vulnerability Insights and Analysis

A use-after-free vulnerability in the DOMProxyHandler::EnsureExpandoObject function within Pale Moon prior to version 27.9.3.

Understanding CVE-2018-12292

What is CVE-2018-12292?

This CVE identifies a use-after-free vulnerability in Pale Moon before version 27.9.3.

The Impact of CVE-2018-12292

The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by exploiting the use-after-free issue.

Technical Details of CVE-2018-12292

Vulnerability Description

The use-after-free vulnerability exists in the DOMProxyHandler::EnsureExpandoObject function in Pale Moon before version 27.9.3.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by an attacker to trigger a use-after-free condition, potentially leading to arbitrary code execution or denial of service.

Mitigation and Prevention

Immediate Steps to Take

Update Pale Moon to version 27.9.3 or later to mitigate the vulnerability.
Regularly monitor security advisories for any patches or updates related to this issue.

Long-Term Security Practices

Employ proper input validation and sanitization techniques in web applications to prevent exploitation of similar vulnerabilities.
Conduct regular security audits and penetration testing to identify and address potential security weaknesses.

Patching and Updates

Ensure that all software and applications are regularly updated with the latest security patches to protect against known vulnerabilities.