CVE-2020-18382 describes a heap-buffer-overflow vulnerability in Binaryen 1.38.26, specifically within the wasm::WasmBinaryBuilder::visitBlock function. A specially crafted WebAssembly (Wasm) input can trigger a segmentation fault, leading to a denial-of-service condition. This vulnerability has a CVSS score of 6.5 (MEDIUM), indicating it can be exploited remotely with low attack complexity, requiring user interaction to achieve high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.38.26CPE matchmatch criteria | cpe:2.3:a:webassembly:binaryen:1.38.26:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.