CVE-2019-7700
Last modified
CVE-2019-7700 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-merge.. EPSS estimates a 1.15% chance of exploitation in the next 30 days.
Description
A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary.cpp in Binaryen 1.38.22. A crafted wasm input can cause a segmentation fault, leading to denial-of-service, as demonstrated by wasm-merge.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Webassembly | Binaryen | < 64 |
References
- https://github.com/WebAssembly/binaryen/issues/1864Exploit, Patch, Third Party Advisory
- https://github.com/WebAssembly/binaryen/issues/1864Exploit, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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