CVE-2022-50237
Apache Ed25519-Dalek RSA Private Key Extraction Vulnerability
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.
INFO
Published Date :
July 28, 2025, 2:15 a.m.
Last Modified :
July 29, 2025, 2:14 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2022-50237
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- There is no known solution at this time.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-50237.
| URL | Resource |
|---|---|
| https://crates.io/crates/ed25519-dalek | |
| https://github.com/MystenLabs/ed25519-unsafe-libs | |
| https://rustsec.org/advisories/RUSTSEC-2022-0093.html |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50237 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-50237
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50237 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50237 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jul. 28, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N Added CWE CWE-497 -
New CVE Received by [email protected]
Jul. 28, 2025
Action Type Old Value New Value Added 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. Added Reference https://crates.io/crates/ed25519-dalek Added Reference https://github.com/MystenLabs/ed25519-unsafe-libs Added Reference https://rustsec.org/advisories/RUSTSEC-2022-0093.html