CVE-2024-21674 Code injection in Confluence Data Center

High 8.6 Published Updated

Unauthenticated attackers can execute arbitrary code and expose sensitive assets in Confluence Data Center and Server environments.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-21674?

CVE-2024-21674 is a high-severity code injection vulnerability in Atlassian Confluence Data Center, published on 16 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

This High severity Remote Code Execution (RCE) vulnerability was introduced in version 7.13.0 of Confluence Data Center and Server.

Remote Code Execution (RCE) vulnerability, with a CVSS Score of 8.6 and a CVSS Vector of CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N allows an unauthenticated attacker to expose assets in your environment susceptible to exploitation which has high impact to confidentiality, no impact to integrity, no impact to availability, and does not require user interaction.

Atlassian recommends that Confluence Data Center and Server customers upgrade to 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 7.19.18, or any higher 7.19.x release * Confluence Data Center and Server 8.5: Upgrade to a release 8.5.5 or any higher 8.5.x release * Confluence Data Center and Server 8.7: Upgrade to a release 8.7.2 or any higher release

See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.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 ).

Weakness: CWE-94

Which versions are affected by CVE-2024-21674?

It affects 2 products.

Products include Atlassian Confluence Data Center, Atlassian Confluence Server.

How do I fix CVE-2024-21674?

No fix has been published for CVE-2024-21674 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2024-21674 being exploited?

There is no known exploitation of CVE-2024-21674 in the wild and no public exploit code.

Sources

Also known as GHSA-p3fj-jhx6-26mr.

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