cggmp21-keygen has ambiguous challenge derivation
Priority LOW 38CWE-327Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
- —
- Attack complexity
- —
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-327.
Summary
Challenge derivation in non-interactive ZK proofs was ambiguous and that could lead to security vulnerability (however, it's unknown if it could be exploited).
Why it matters now
Fix Fixed cggmp21-keygen (crates.io): 0.3.0
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | cggmp21-keygen (crates.io) | before 0.3.0 | 0.3.0 | Patch available | GHSA-7jjx-3qw9-j6h6 |
- cggmp21-keygen (crates.io) Vendor— Affected before 0.3.0 Fixed in 0.3.0 Patch available GHSA-7jjx-3qw9-j6h6
Remediation
- Fix · GHSA-7jjx-3qw9-j6h6 cggmp21-keygen (crates.io) Fixed in 0.3.0 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-7jjx-3qw9-j6h6
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences