CVE-2018-16765

Name: CVE-2018-16765
Creator: NVD / NIST
Published: 2018-09-10T04:29:00.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.27%

Last modified Jun 17, 2026

CVE-2018-16765 is a vulnerability of currently unknown severity. In WAVM through 2018-07-26, a crafted file sent to the WebAssembly Virtual Machine may cause a denial of service (application crash) or possibly have unspecified other impact because of an unspecified "heap-buffer-overflow" condition in FunctionValidationContext::else_.. EPSS estimates a 1.27% chance of exploitation in the next 30 days.

Description

In WAVM through 2018-07-26, a crafted file sent to the WebAssembly Virtual Machine may cause a denial of service (application crash) or possibly have unspecified other impact because of an unspecified "heap-buffer-overflow" condition in FunctionValidationContext::else_.

Metrics

EPSS Probability

1.27%

66.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Webassembly Virtual Machine Project	Webassembly Virtual Machine	<= 2018-07-26

References

https://github.com/AndrewScheidecker/WAVM/issues/94Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/AndrewScheidecker/WAVM/issues/94Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Sep 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-16765?

How severe is CVE-2018-16765?

Severity scoring for CVE-2018-16765 is pending analysis. The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.

How do I fix CVE-2018-16765?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-16765?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST