CVE-2022-50237

MEDIUM EPSS 8.2%
Published Jul 28, 202511mo ago · Modified Jun 17, 20262w ago
5.9 CVSS 3.1
Medium
Find Similar
Published Jul 28, 2025 11mo ago
Last Modified Jun 17, 2026 2w ago

Description

The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack. The Keypair implementation leads to a simple computation for extracting a private key.

CVSS Details

Base Score
5.9
Exploitability
1.4
Impact
4.0
Vector string
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
8.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-497

References 3

  • crates.io https://crates.io/crates/ed25519-dalek
  • github.com https://github.com/MystenLabs/ed25519-unsafe-libs
  • rustsec.org https://rustsec.org/advisories/RUSTSEC-2022-0093.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.