Vulnerability Details CVE-2021-38194
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.9%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- 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://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ark-r1cs-std/RUSTSEC-2021-0075.md
- https://rustsec.org/advisories/RUSTSEC-2021-0075.html
Products affected by CVE-2021-38194
-
cpe:2.3:a:arcworks:ark-r1cs-std:*