CVE-2020-18382
moderate-risk
Published 2023-08-22
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.
Do I need to act?
-
0.22% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (2)
30
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal