CVE-2018-16770 : What You Need to Know
Learn about CVE-2018-16770, a vulnerability in WAVM that could lead to denial of service or other unintended consequences. Find out how to mitigate and prevent this issue.
A vulnerability was discovered in WAVM that could lead to a denial of service or other unintended consequences.
Understanding CVE-2018-16770
What is CVE-2018-16770?
This vulnerability in WAVM until 2018-07-26 allows a specially crafted file to cause a denial of service or potential other impacts due to a failure in a specific new_allocator allocate call.
The Impact of CVE-2018-16770
The vulnerability could result in a denial of service (application crash) or other unintended consequences when a malicious file is sent to the WebAssembly Virtual Machine.
Technical Details of CVE-2018-16770
Vulnerability Description
A failure in a specific new_allocator allocate call in WAVM through 2018-07-26 could lead to a denial of service or other unspecified impacts.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
The vulnerability is exploited by sending a specially crafted file to the WebAssembly Virtual Machine, triggering the failure in the new_allocator allocate call.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches or updates provided by the vendor.
- Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update software and applications to mitigate known vulnerabilities.
- Implement network security measures to prevent unauthorized access.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Ensure that the WAVM software is updated to a version that addresses the vulnerability.