Atlassian Confluence Webwork OGNL Injection

critical Web Application Scanning Plugin ID 112944
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Synopsis

Atlassian Confluence Webwork OGNL Injection

Description

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an authenticated user, and in some instances an unauthenticated user, to execute arbitrary code on a Confluence Server or Data Center instance. The vulnerable endpoints can be accessed by a non-administrator user or unauthenticated user if 'Allow people to sign up to create their account' is enabled.

The affected versions are before version 6.13.23, from version 6.14.0 before 7.4.11, from version 7.5.0 before 7.11.6, and from version 7.12.0 before 7.12.5

Solution

Update your Confluence installation to 6.13.23, 7.4.11, 7.11.6, 7.12.5, 7.13.0 or apply the hot fix.

See Also

https://jira.atlassian.com/browse/CONFSERVER-67940

https://github.com/httpvoid/writeups/blob/main/Confluence-RCE.md

Plugin Details

Severity: Critical

ID: 112944

Type: remote

Published: 9/1/2021

Updated: 10/8/2021

Scan Template: scan, pci

Risk Information

CVSS Score Source: CVE-2021-26084

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:2.3:a:atlassian:confluence:*:*:*:*:*:*:*:*

Reference Information

CVE: CVE-2021-26084