tungstenite-0.17.2.crate: 2 vulnerabilities (highest severity is: 7.5)

[mend-bolt-for-github]

Vulnerable Library - tungstenite-0.17.2.crate

Lightweight stream-based WebSocket implementation

Library home page: https://crates.io/api/v1/crates/tungstenite/0.17.2/download

Path to dependency file: /Cargo.toml

Path to vulnerable library: /Cargo.toml

Vulnerabilities

Vulnerability	Severity	CVSS	Dependency	Type	Fixed in (tungstenite version)	Remediation Possible**
CVE-2023-43669	High	7.5	tungstenite-0.17.2.crate	Direct	tungstenite - 0.20.1	❌
CVE-2024-12224	Medium	4.8	idna-0.2.3.crate	Transitive	N/A*	❌

*For some transitive vulnerabilities, there is no version of direct dependency with a fix. Check the "Details" section below to see if there is a version of transitive dependency where vulnerability is fixed.

**In some cases, Remediation PR cannot be created automatically for a vulnerability despite the availability of remediation

Details

CVE-2023-43669

Vulnerable Library - tungstenite-0.17.2.crate

Lightweight stream-based WebSocket implementation

Library home page: https://crates.io/api/v1/crates/tungstenite/0.17.2/download

Path to dependency file: /Cargo.toml

Path to vulnerable library: /Cargo.toml

Dependency Hierarchy:

• ❌ tungstenite-0.17.2.crate (Vulnerable Library)

Found in base branch: master

Vulnerability Details

The Tungstenite crate before 0.20.1 for Rust allows remote attackers to cause a denial of service (minutes of CPU consumption) via an excessive length of an HTTP header in a client handshake. The length affects both how many times a parse is attempted (e.g., thousands of times) and the average amount of data for each parse attempt (e.g., millions of bytes).

Publish Date: 2023-09-21

URL: CVE-2023-43669

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2023-09-21

Fix Resolution: tungstenite - 0.20.1

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CVE-2024-12224

Vulnerable Library - idna-0.2.3.crate

IDNA (Internationalizing Domain Names in Applications) and Punycode.

Library home page: https://crates.io/api/v1/crates/idna/0.2.3/download

Path to dependency file: /Cargo.toml

Path to vulnerable library: /Cargo.toml

Dependency Hierarchy:

• tungstenite-0.17.2.crate (Root Library)
  • url-2.2.2.crate
    • ❌ idna-0.2.3.crate (Vulnerable Library)

Found in base branch: master

Vulnerability Details

Improper Validation of Unsafe Equivalence in punycode by the idna crate from Servo rust-url allows an attacker to create a punycode hostname that one part of a system might treat as distinct while another part of that system would treat as equivalent to another hostname.

Publish Date: 2025-05-30

URL: CVE-2024-12224

CVSS 3 Score Details (4.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: High
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

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