CVE-2024-32650

April 19, 2024, 4:19 p.m.

7.5
High

Description

Rustls is a modern TLS library written in Rust. `rustls::ConnectionCommon::complete_io` could fall into an infinite loop based on network input. When using a blocking rustls server, if a client send a `close_notify` message immediately after `client_hello`, the server's `complete_io` will get in an infinite loop. This vulnerability is fixed in 0.23.5, 0.22.4, and 0.21.11.

Product(s) Impacted

Product Versions
Rustls TLS library
  • 0.23.5
  • 0.22.4
  • 0.21.11

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://github.com/rustls/rustls/commit/2123576840aa31043a31b0770e6572136fbe0c2d
https://github.com/rustls/rustls/commit/6e938bcfe82a9da7a2e1cbf10b928c7eca26426e
https://github.com/rustls/rustls/commit/f45664fbded03d833dffd806503d3c8becd1b71e
https://github.com/rustls/rustls/security/advisories/GHSA-6g7w-8wpp-frhj

Tags

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

    View Vector String

Timeline

Published: April 19, 2024, 4:15 p.m.
Last Modified: April 19, 2024, 4:19 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

security-advisories@github.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.