CVE-2021-38195GHSA-G4VJ-X7V9-H82MRUSTSEC-2021-0076
An issue was discovered in the libsecp256k1 crate before 0.5.0 for Rust.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 0.5.0
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a n/a
Version range not reported
- libsecp256k1crates.io
fixed in 0.5.0
- libsecp256k1crates.io
From 0.0.0-0 · fixed in 0.5.0