CVE-2024-32650
April 19, 2024
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.
Affected Packages
rustls (RUST):
Affected version(s) >=0.22.0 <0.22.4Fix Suggestion:
Update to version 0.22.4rustls (RUST):
Affected version(s) >=0.21.0 <0.21.11Fix Suggestion:
Update to version 0.21.11rustls (RUST):
Affected version(s) >=0.23.0 <0.23.5Fix Suggestion:
Update to version 0.23.5Related Resources (10)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Loop with Unreachable Exit Condition ('Infinite Loop')
EPSS
Base Score:
0.04
