CVEs-PoC/2020/CVE-2020-18382.md

### [CVE-2020-18382](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-18382)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Heap-buffer-overflow in /src/wasm/wasm-binary.cpp in wasm::WasmBinaryBuilder::visitBlock(wasm::Block*) in Binaryen 1.38.26. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-opt.

### POC

#### Reference
- https://github.com/WebAssembly/binaryen/issues/1900

#### Github
No PoCs found on GitHub currently.