PT-2019-18714 · Binaryen · Binaryen

Wcventure · Published 2019-02-10 · Updated 2020-08-24 · CVE-2019-7704

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Binaryen version 1.38.22

Description The issue is related to excessive memory allocation in the wasm::WasmBinaryBuilder::readUserSection function in wasm-binary.cpp. This can be triggered by tools such as wasm-merge and wasm-opt.

Recommendations For Binaryen version 1.38.22, consider applying a patch or fix that limits memory allocation in the wasm::WasmBinaryBuilder::readUserSection function to prevent excessive memory usage. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2019-7704

Affected Products

Binaryen

References · 5

• 🔥 https://github.com/WebAssembly/binaryen/issues/1866 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2019-7704 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-7704 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-7704 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-7704 · Security Note