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Vulnerability Details :

CVE-2022-50237

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-28 Jul, 2025 | 00:00
Updated At-28 Jul, 2025 | 13:56
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:28 Jul, 2025 | 00:00
Updated At:28 Jul, 2025 | 13:56
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
dalek-cryptography
Product
ed25519-dalek
Default Status
unaffected
Versions
Affected
  • From 0 before 2 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-497CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere
Type: CWE
CWE ID: CWE-497
Description: CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere
Metrics
VersionBase scoreBase severityVector
3.15.9MEDIUM
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://rustsec.org/advisories/RUSTSEC-2022-0093.html
N/A
https://github.com/MystenLabs/ed25519-unsafe-libs
N/A
https://crates.io/crates/ed25519-dalek
N/A
Hyperlink: https://rustsec.org/advisories/RUSTSEC-2022-0093.html
Resource: N/A
Hyperlink: https://github.com/MystenLabs/ed25519-unsafe-libs
Resource: N/A
Hyperlink: https://crates.io/crates/ed25519-dalek
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:28 Jul, 2025 | 02:15
Updated At:29 Jul, 2025 | 14:14

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.15.9MEDIUM
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Type: Secondary
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-497Primarycve@mitre.org
CWE ID: CWE-497
Type: Primary
Source: cve@mitre.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://crates.io/crates/ed25519-dalekcve@mitre.org
N/A
https://github.com/MystenLabs/ed25519-unsafe-libscve@mitre.org
N/A
https://rustsec.org/advisories/RUSTSEC-2022-0093.htmlcve@mitre.org
N/A
Hyperlink: https://crates.io/crates/ed25519-dalek
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://github.com/MystenLabs/ed25519-unsafe-libs
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://rustsec.org/advisories/RUSTSEC-2022-0093.html
Source: cve@mitre.org
Resource: N/A

Change History

0
Information is not available yet

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