Vulnerabilities > CVE-2019-7702 - NULL Pointer Dereference vulnerability in Webassembly Binaryen

047910
CVSS 4.3 - MEDIUM
Attack vector
NETWORK
Attack complexity
MEDIUM
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
PARTIAL

Summary

A NULL pointer dereference was discovered in wasm::SExpressionWasmBuilder::parseExpression in wasm-s-parser.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-as.

Vulnerable Configurations

Part Description Count
Application
Webassembly
64

Common Weakness Enumeration (CWE)