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CVE-2020-36048

Good to know:

Date: January 7, 2021

Engine.IO before 4.0.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.

Language: Java

Severity Score

7.5

Related Resources (7)

Url: https://github.com/bcaller/kill-engine-io

Url: https://github.com/socketio/engine.io/commit/734f9d1268840722c41219e69eb58318e0b2ac6b

Url: https://blog.caller.xyz/socketio-engineio-dos

Url: https://github.com/socketio/engine.io

Url: https://blog.caller.xyz/socketio-engineio-dos/

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-36048

Url: https://www.mend.io/vulnerability-database/CVE-2020-36048

Severity Score

7.5

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

Upgrade Version

Upgrade to version engine.io - 4.0.0

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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