CVE-2024-21703 Misconfiguration in Confluence Data Center

Medium 6.4 Published Updated

An authenticated attacker on the Windows host can read sensitive Confluence configuration data, impacting confidentiality, integrity, and availability.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-21703?

CVE-2024-21703 is a medium-severity vulnerability in Atlassian Confluence Data Center, published on 27 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and Server for Windows installations.

This Security Misconfiguration vulnerability, with a CVSS Score of 6.4 allows an authenticated attacker of the Windows host to read sensitive information about the Confluence Data Center configuration which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction.

Atlassian recommends that Confluence Data Center and Server customers upgrade to the latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:

* Confluence Data Center and Server 7.19: Upgrade to a release greater than or equal to 7.19.18 * Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.5 * Confluence Data Center and Server 8.7: Upgrade to a release greater than or equal to 8.7.2 * Confluence Data Center and Server 8.8: Upgrade to a release greater than or equal to 8.8.0

See the release notes (https://confluence.atlassian.com/conf88/confluence-release-notes-1354501008.html ). You can download the latest version of Confluence Data Center and Server from the download center (https://www.atlassian.com/software/confluence/download-archives ).

This vulnerability was reported via our Atlassian Bug Bounty Program by Chris Elliot.

Weakness: CWE-732

Which versions are affected by CVE-2024-21703?

It affects 2 products.

Products include Atlassian Confluence Data Center, Atlassian Confluence Server.

How do I fix CVE-2024-21703?

No fix has been published for CVE-2024-21703 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-21703 being exploited?

There is no known exploitation of CVE-2024-21703 in the wild and no public exploit code.

Sources

Also known as GHSA-gmcv-67g3-vrwj.

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