{
"id": "GHSA-qj3v-q2vj-4c8h",
"aliases": [
"CVE-2021-38194"
],
"details": "An issue was discovered in the ark-r1cs-std crate before 0.3.1 for Rust. It does not enforce any constraints in the FieldVar::mul_by_inverse method. Thus, a prover can produce a proof that is unsound but is nonetheless verified.",
"summary": "Calculation error in ark-r1cs-std",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0.2.0"
},
{
"fixed": "0.3.1"
}
]
}
],
"package": {
"name": "ark-r1cs-std",
"ecosystem": "crates.io"
}
}
],
"modified": "2021-08-18T21:27:27Z",
"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": "2021-08-25T20:55:58Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-38194",
"type": "ADVISORY"
},
{
"url": "https://github.com/arkworks-rs/r1cs-std/pull/70",
"type": "WEB"
},
{
"url": "https://github.com/arkworks-rs/r1cs-std/commit/47ddbaa411afe7c499311a248a38135e5a192b67",
"type": "WEB"
},
{
"url": "https://github.com/arkworks-rs/r1cs-std",
"type": "PACKAGE"
},
{
"url": "https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ark-r1cs-std/RUSTSEC-2021-0075.md",
"type": "WEB"
},
{
"url": "https://rustsec.org/advisories/RUSTSEC-2021-0075.html",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-682"
],
"severity": "CRITICAL",
"github_reviewed": true,
"nvd_published_at": "2021-08-08T06:15:00Z",
"github_reviewed_at": "2021-08-18T21:27:27Z"
}
}