VULNERABILITY INTELLIGENCE

CVE-2020-18382

CVSS score6.5 MEDIUM
EPSS probability0.62%
CISA KEVNot currently listed
Published2023-08-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-787

Primary references