CVE-2022-41940

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

22/11/2022

Last modified:

26/11/2022

Description

Engine.IO is the implementation of transport-based cross-browser/cross-device bi-directional communication layer for Socket.IO. A specially crafted HTTP request can trigger an uncaught exception on the Engine.IO server, thus killing the Node.js process. This impacts all the users of the engine.io package, including those who uses depending packages like socket.io. There is no known workaround except upgrading to a safe version. There are patches for this issue released in versions 3.6.1 and 6.2.1.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:socket:engine.io::::::node.js::*		3.6.1 (excluding)
cpe:2.3:a:socket:engine.io::::::node.js::*	4.0.0 (including)	6.2.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2022-41940

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools