{
"id": "GHSA-79wf-qcqv-r22r",
"aliases": [
"CVE-2021-38196"
],
"details": "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.",
"summary": "Remote code execution in better-macro",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"last_affected": "1.0.4"
}
]
}
],
"package": {
"name": "better-macro",
"ecosystem": "crates.io"
}
}
],
"modified": "2021-08-18T21:21:03Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"published": "2021-08-25T20:56:00Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-38196",
"type": "ADVISORY"
},
{
"url": "https://github.com/raycar5/better-macro",
"type": "PACKAGE"
},
{
"url": "https://github.com/raycar5/better-macro/blob/24ff1702397b9c19bbfa4c660e2316cd77d3b900/src/lib.rs#L36-L38",
"type": "WEB"
},
{
"url": "https://rustsec.org/advisories/RUSTSEC-2021-0077.html",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-78",
"CWE-94"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2021-08-08T06:15:00Z",
"github_reviewed_at": "2021-08-18T21:21:03Z"
}
}