CVE-2019-1010177 : Vulnerability Insights and Analysis

Jsish version 2.4.70 2.047 is vulnerable to a Use After Free flaw, potentially leading to denial of service and arbitrary code execution. The issue has been resolved in a later version.

Understanding CVE-2019-1010177

Jsish 2.4.70 2.047 is affected by a Use After Free vulnerability, impacting the function Jsi_RegExpNew in jsi/jsiRegexp.c:39.

What is CVE-2019-1010177?

CVE-2019-1010177 is a Use After Free vulnerability in Jsish version 2.4.70 2.047, allowing for potential denial of service and arbitrary code execution by executing specially crafted JavaScript code.

The Impact of CVE-2019-1010177

The vulnerability can result in a denial of service situation and may allow attackers to execute arbitrary code, posing a significant security risk.

Technical Details of CVE-2019-1010177

Jsish version 2.4.70 2.047 is susceptible to the following:

Vulnerability Description

Vulnerability Type: Use After Free
Component: function Jsi_RegExpNew (jsi/jsiRegexp.c:39)
Attack Vector: Execution of crafted JavaScript code

Affected Systems and Versions

Product: Jsi
Vendor: Jsish
Vulnerable Versions: 2.4.70 2.047

Exploitation Mechanism

The vulnerability can be exploited by executing specially crafted JavaScript code, potentially leading to denial of service and arbitrary code execution.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of CVE-2019-1010177:

Immediate Steps to Take

Update Jsish to a version released after commit 48a66c798d
Monitor for any unusual activities on the system
Implement strict input validation mechanisms

Long-Term Security Practices

Regularly update software and apply security patches
Conduct security audits and code reviews to identify vulnerabilities
Educate developers and users on secure coding practices

Patching and Updates

Ensure that Jsish is regularly updated to the latest version to mitigate the risk of exploitation.