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CVE-2024-32650

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

Tags

CVSS Score

7.5 / 10

Product(s) Impacted

Rustls TLS library

  • 0.23.5
  • 0.22.4
  • 0.21.11

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.

Weaknesses

Date

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

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Base Score
7.5
Exploitability Score
Impact Score
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References

https://github.com/ security-advisories@github.com
https://github.com/ security-advisories@github.com
https://github.com/ security-advisories@github.com
https://github.com/ security-advisories@github.com