Detections
Analytics

SCA: security update for websockets (GHSA-6g87-ff9q-v847)

high Tenable Cloud Security Plugin ID 423193

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - aaugustin websockets version 4 contains a CWE-409: Improper Handling of Highly Compressed Data (Data
 Amplification) vulnerability in Servers and clients, unless configured with compression=None that can
 result in Denial of Service by memory exhaustion. This attack appear to be exploitable via Sending a
 specially crafted frame on an established connection. This vulnerability appears to have been fixed in 5.
 (CVE-2018-1000518)

See Also

https://github.com/advisories/GHSA-6g87-ff9q-v847

Plugin Details

Severity: High

ID: 423193

Version: Revision 1.2

Type: Local

Family: SCA Checks

Published: 3/29/2025

Updated: 8/7/2025

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2018-1000518

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/17/2018

Vulnerability Publication Date: 6/26/2018

Reference Information

CVE: CVE-2018-1000518

cwe: CWE-400