CVE-2020-18382
6.5
MEDIUM
CVSS 3.1
EPSS 0.27%
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.
How to fix CVE-2020-18382
To remediate CVE-2020-18382, upgrade the affected package to a fixed version below.
- Debian/binaryen—upgrade to 68-1 or later
Is CVE-2020-18382 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 68-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |