GHSA-fpr5-jp2j-4q2f
paillier-zk has ambiguous challenge derivation
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).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
What each source reports
GitHub Advisories Score used
paillier-zk has ambiguous challenge derivation
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).
- Record
GHSA-fpr5-jp2j-4q2f- CVSS 4.0
- 2.7 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U - Weakness
- CWE-327
- Updated
- 2026-11-02
OSV
paillier-zk has ambiguous challenge derivation
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).
- Record
GHSA-fpr5-jp2j-4q2f- CVSS 4.0
- 2.7 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U - Weakness
- CWE-327
- Updated
- 2026-11-02
OSVRUSTSEC-2024-0391No score
Ambiguous challenge derivation
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).
- Record
RUSTSEC-2024-0391- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
paillier-zkcrates.io | before 0.4.0 | 0.4.0 |
paillier-zkcrates.io | 0.0.0-0 up to 0.4.0 | 0.4.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-fpr5-jp2j-4q2f is a low vulnerability (CVSS 2.7) in paillier-zk, published July 18, 2024. No source lists public exploit code. Fixed in paillier-zk 0.4.0.