Detections
Analytics

SCA: security update for io.undertow:undertow-core (GHSA-fj7c-vg2v-ccrm)

high Tenable Self-Hosted Container Security Plugin ID 414552

Description

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

 - A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory
 exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this
 vulnerability is availability. (CVE-2021-3690)

See Also

https://github.com/advisories/GHSA-fj7c-vg2v-ccrm

Plugin Details

Severity: High

ID: 414552

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

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: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2021-3690

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/15/2022

Vulnerability Publication Date: 8/18/2021

Reference Information

CVE: CVE-2021-3690