What is GHSA-79wf-qcqv-r22r?

GHSA-79wf-qcqv-r22r is a security advisory published by GitHub Security Advisories with High severity. Remote code execution in better-macro

Which CVE IDs does GHSA-79wf-qcqv-r22r cover?

GHSA-79wf-qcqv-r22r covers the following CVE IDs: CVE-2021-38196. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-79wf-qcqv-r22r?

GHSA-79wf-qcqv-r22r has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

Which products are affected by GHSA-79wf-qcqv-r22r?

GHSA-79wf-qcqv-r22r affects 1 product, including: rust/better-macro:\u003c= 1.0.4.

GHSA-79wf-qcqv-r22rHighCVSS 9.8

Remote code execution in better-macro

Vendor

GitHub Security Advisories

Published

August 25, 2021

Last Modified

February 1, 2023

🔗 CVE IDs covered (1)

CVE-2021-38196 →

📋 Description

An issue was discovered in the better-macro crate through 2021-07-22 for Rust. It intentionally demonstrates that remote attackers can execute arbitrary code via proc-macros, and otherwise has no legitimate purpose.

🎯 Affected products1

rust/better-macro:<= 1.0.4

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-38196
https://github.com/raycar5/better-macro/blob/24ff1702397b9c19bbfa4c660e2316cd77d3b900/src/lib.rs#L36-L38
https://rustsec.org/advisories/RUSTSEC-2021-0077.html
https://github.com/advisories/GHSA-79wf-qcqv-r22r