Detections
Analytics

SCA: security update for io.undertow:undertow-core (GHSA-mfhv-gwf8-4m88)

medium Tenable Self-Hosted Container Security Plugin ID 416924

Description

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

 - A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some
 circumstances, resulting in a denial of service. The highest threat from this vulnerability is
 availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to
 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final. (CVE-2021-3597)

See Also

https://github.com/advisories/GHSA-mfhv-gwf8-4m88

Plugin Details

Severity: Medium

ID: 416924

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: Medium

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 1.9

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

CVSS Score Source: CVE-2021-3597

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/25/2022

Vulnerability Publication Date: 9/8/2021

Reference Information

CVE: CVE-2021-3597

cwe: CWE-362