CVE-2019-1010173 : Security Advisory and Response
Learn about CVE-2019-1010173 affecting Jsish version 2.4.84 with Reachable Assertion vulnerability leading to denial of service. Find mitigation steps and update information here.
Jsish version 2.4.84, specifically version 2.0484, is affected by a vulnerability known as Reachable Assertion, leading to a denial of service. The issue is resolved in the updated version after commit 738ead193aff380a7e3d7ffb8e11e446f76867f3.
Understanding CVE-2019-1010173
This CVE involves a denial of service vulnerability in Jsish version 2.4.84, specifically version 2.0484, due to a Reachable Assertion issue.
What is CVE-2019-1010173?
CVE-2019-1010173 is a vulnerability in Jsish version 2.4.84, specifically version 2.0484, caused by a Reachable Assertion, resulting in a denial of service.
The Impact of CVE-2019-1010173
The vulnerability can lead to a denial of service when exploited by executing manipulated JavaScript code. The affected component is the function Jsi_ValueArrayIndex in the file jsiValue.c at line 366.
Technical Details of CVE-2019-1010173
Jsish version 2.4.84, specifically version 2.0484, is affected by a Reachable Assertion vulnerability.
Vulnerability Description
The vulnerability, known as Reachable Assertion, allows attackers to cause a denial of service by executing manipulated JavaScript code.
Affected Systems and Versions
- Product: Jsi
- Vendor: Jsish
- Versions: 2.4.84, 2.0484 [fixed: after commit 738ead193aff380a7e3d7ffb8e11e446f76867f3]
Exploitation Mechanism
The attack vector involves executing manipulated JavaScript code to exploit the vulnerability.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-1010173.
Immediate Steps to Take
- Update Jsish to the fixed version after commit 738ead193aff380a7e3d7ffb8e11e446f76867f3.
- Monitor and restrict execution of JavaScript code to prevent exploitation.
Long-Term Security Practices
- Regularly update software and apply patches promptly.
- Implement code review processes to identify and address vulnerabilities.
Patching and Updates
Ensure that Jsish is regularly updated to the latest version to mitigate the Reachable Assertion vulnerability.