CVE-2021-45293 : Security Advisory and Response
Learn about the Denial of Service vulnerability in Binaryen 103, its impact, affected systems, exploitation mechanism, and mitigation steps. Apply vendor patches for protection.
Binaryen 103 Denial of Service Vulnerability
Understanding CVE-2021-45293
What is CVE-2021-45293?
A Denial of Service vulnerability exists in Binaryen 103 due to an Invalid memory address dereference in wasm::WasmBinaryBuilder::visitLet.
The Impact of CVE-2021-45293
This vulnerability could be exploited to cause a Denial of Service condition on the affected system.
Technical Details of CVE-2021-45293
Vulnerability Description
The vulnerability is caused by an Invalid memory address dereference in wasm::WasmBinaryBuilder::visitLet in Binaryen 103.
Affected Systems and Versions
- Affected Version: Binaryen 103
Exploitation Mechanism
- Attackers can trigger the vulnerability by crafting specific input to trigger the Invalid memory address dereference.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security patches provided by the vendor.
- Monitor vendor advisories and apply recommended security measures.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Employ security best practices to protect against future vulnerabilities.
- Conduct regular security assessments of the system.
Patching and Updates
- Vendor patches for Binaryen 103 are available, ensure to apply them promptly.