CVE-2019-7700 — Out-of-bounds Read in Binaryen

CWE-125 — Out-of-bounds ReadCWE-347 — Improper Verification of Cryptographic Signature6 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 46.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Webassembly BinaryenDebian Binaryen
Timeline
PublishedFeb 10
Latest updateMay 13

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/binaryen< binaryen 64-1 (bookworm)
▶Debianwebassembly/binaryen< 64-1+3

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-ggj8-g5w9-5x4p: A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary↗2022-05-13
▶
OSV
CVE-2019-7700: A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCall in wasm-binary↗2019-02-10
▶

📋Vendor Advisories

3
Cisco
Cisco MDS 9700 Series Multilayer Directors and Nexus 7000/7700 Series Switches Software Patch Signature Verification Vulnerability↗2019-05-15
▶
Debian
CVE-2019-7700: binaryen - A heap-based buffer over-read was discovered in wasm::WasmBinaryBuilder::visitCa...↗2019
▶
Cisco
Cisco MDS 9700 Series Multilayer Directors and Nexus 7000/7700 Series Switches Software Patch Signature Verification Vulnerability↗
▶
CVE-2019-7700 — Out-of-bounds Read in Binaryen | cvebase