CVE-2021-46482 : Vulnerability Insights and Analysis

Jsish v3.5.0 was discovered to contain a heap buffer overflow via NumberConstructor at src/jsiNumber.c.

Understanding CVE-2021-46482

Jsish v3.5.0 has a vulnerability that enables a heap buffer overflow through NumberConstructor in src/jsiNumber.c.

What is CVE-2021-46482?

The CVE-2021-46482 vulnerability in Jsish v3.5.0 allows attackers to trigger a heap buffer overflow through NumberConstructor.

The Impact of CVE-2021-46482

This vulnerability could be exploited by malicious actors to execute arbitrary code or crash the application, potentially leading to a denial of service (DoS) condition.

Technical Details of CVE-2021-46482

Jsish v3.5.0 vulnerability details.

Vulnerability Description

The issue arises from a heap buffer overflow in Jsish v3.5.0 via NumberConstructor in src/jsiNumber.c.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Version: n/a

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious inputs that trigger the buffer overflow, potentially leading to code execution or application crashes.

Mitigation and Prevention

Steps to address CVE-2021-46482.

Immediate Steps to Take

Update Jsish to a patched version that addresses the heap buffer overflow.
Monitor for any abnormal activities that could indicate exploitation of this vulnerability.

Long-Term Security Practices

Conduct regular security assessments and code reviews to identify and address vulnerabilities promptly.
Educate developers on secure coding practices to prevent buffer overflows and other common vulnerabilities.

Patching and Updates

Apply security patches provided by Jsish promptly to mitigate the risk of exploitation.