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WS-2017-0421

Good to know:

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Date: November 8, 2017

Denial of Service vulnerability was found in ws npm package 0.2.6 through 1.1.4 and 2.0.0 through 3.3.0. ws can crash when a specially crafted Sec-WebSocket-Extensions header containing Object.prototype property names as extension or parameter names are sent.

Language: JS

Severity Score

Related Resources (2)

https://github.com/websockets/ws/commit/c4fe46608acd61fbf7397eadc47378903f95b78a
https://www.mend.io/vulnerability-database/WS-2017-0421

Severity Score

Weakness Type (CWE)

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CWE-444

Top Fix

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Upgrade Version

Upgrade to version ws - 1.1.5,3.3.1

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CVSS v3.1

Base Score:
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

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