An issue was discovered in the libsecp256k1 crate before 0.5.0 for Rust. It can verify an invalid signature because it allows the R or S parameter to be larger than the curve order, aka an overflow.
References
Link | Resource |
---|---|
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/libsecp256k1/RUSTSEC-2021-0076.md | Third Party Advisory |
https://rustsec.org/advisories/RUSTSEC-2021-0076.html | Exploit Issue Tracking Patch Third Party Advisory |
Configurations
History
No history.
Information
Published : 2021-08-08 06:15
Updated : 2024-02-28 18:28
NVD link : CVE-2021-38195
Mitre link : CVE-2021-38195
CVE.ORG link : CVE-2021-38195
JSON object : View
Products Affected
parity
- libsecp256k1
CWE
CWE-347
Improper Verification of Cryptographic Signature