Atlassian Confluence 2.6.0 < 7.19.22 / 7.20.x < 8.5.9 / 8.6.x < 8.9.1 DoS (CONFSERVER-95835)

high Nessus Plugin ID 197938

Synopsis

The remote Atlassian Confluence host is missing a security update.

Description

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-95835 advisory.

- Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue. (CVE-2024-23672)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Atlassian Confluence version 7.19.22, 8.5.9, 8.9.1 or later.

See Also

https://jira.atlassian.com/browse/CONFSERVER-95835

https://confluence.atlassian.com/doc/confluence-release-notes-327.html

https://www.atlassian.com/software/confluence/download-archives

Plugin Details

Severity: High

ID: 197938

File Name: confluence_confserver-95835.nasl

Version: 1.5

Type: combined

Agent: windows, macosx, unix

Family: CGI abuses

Published: 5/27/2024

Updated: 7/2/2024

Configuration: Enable thorough checks

Supported Sensors: Nessus Agent, Nessus

Enable CGI Scanning: true

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2024-23672

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:atlassian:confluence

Required KB Items: installed_sw/Atlassian Confluence

Exploit Ease: No known exploits are available

Patch Publication Date: 5/8/2024

Vulnerability Publication Date: 5/15/2024

Reference Information

CVE: CVE-2024-23672

IAVA: 2024-A-0305-S, 2024-A-0366