arkworks-rs/r1cs-std · Security
Calculation error in ark-r1cs-std
- GHSA ID
- GHSA-qj3v-q2vj-4c8h
- CVE ID
- CVE-2021-38194
- Severity
- critical
- Published
- Updated
- CVSS
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
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.
CWEs
- CWE-682 · Incorrect Calculation
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-38194 ↗
- https://github.com/arkworks-rs/r1cs-std/pull/70 ↗
- https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ark-r1cs-std/RUSTSEC-2021-0075.md ↗
- https://rustsec.org/advisories/RUSTSEC-2021-0075.html ↗
- https://github.com/arkworks-rs/r1cs-std/commit/47ddbaa411afe7c499311a248a38135e5a192b67 ↗
- https://github.com/advisories/GHSA-qj3v-q2vj-4c8h ↗