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CVE-2022-50237

5.9 · MEDIUM

The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack.

Published Jul 28, 2025CWE-497EPSS 0.19%

Overview

CVE-2022-50237 is a medium-severity vulnerability. It was published on July 28, 2025 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refcrates.io/crates/ed25519-dalekGitHubgithub.com/MystenLabs/ed25519-unsafe-libsRefrustsec.org/advisories/RUSTSEC-2022-0093.html

How CyberStrike helps

Frequently asked questions

What is CVE-2022-50237?

CVE-2022-50237 is a medium-severity vulnerability. It was published on July 28, 2025 and has a CVSS 3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2022-50237?

This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-50237?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-50237?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-50237 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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