Stop what you’re doing and patch this critical Confluence flaw, warns Atlassian

Stop what you’re doing and patch this critical Confluence flaw, warns Atlassian

October 31, 2023 at 01:11AM

Customers of Atlassian’s Confluence collaboration tool have been alerted to a critical flaw, CVE-2023-22518, and urged to take immediate action. The vulnerability affects all versions of Confluence and is rated at a severity of 9.1/10. Atlassian has not provided details on the nature of the flaw but recommends upgrading to patched versions or disconnecting instances from the public internet until patches are applied. Cloud users are unaffected. This is the second urgent bug in Confluence discovered in October. Support for the Server version will end on February 14th, 2024.

Meeting Takeaways:

1. Atlassian has notified customers about a newly discovered flaw in Confluence, their collaboration tool.
2. The vulnerability, labeled CVE-2023-22518, is an improper authorization vulnerability in Confluence Data Center and Server.
3. All versions of Confluence are affected, with a severity rating of 9.1/10.
4. Atlassian has not provided specific details about the flaw to prevent potential attackers from exploiting it.
5. The recommended solution is to upgrade immediately to Confluence versions 7.19.16, 8.3.4, 8.4.4, 8.5.3, 8.6.1, or any newer release that includes the patch.
6. Atlassian suggests disconnecting Confluence instances from the public internet before upgrading, or at least restricting external network access until the patch is applied.
7. Users of the cloud-based SaaS version of Confluence are not affected by this vulnerability.
8. This is the second urgent bug discovered in Confluence during October. The previous bug, CVE-2023-22515, allowed the creation and abuse of admin accounts.
9. It is advisable to promptly patch and upgrade Confluence to avoid potential exploits.
10. Support for the Server version of Confluence will end on February 14th, 2024. Atlassian prioritizes their cloud-based products and encourages customers to consider migrating to the cloud.
11. While Atlassian recognizes that not all customers are comfortable in the cloud, self-hosted Confluence may require more maintenance and attention.
12. The meeting notes suggest that the cloud-based Atlassian products, including Confluence, offer a more comfortable and secure option.
13. Additional critical flaws were reported in Atlassian’s BitBucket product in August 2022.
14. It is crucial to prioritize the security and upgrade of Confluence to protect sensitive data and prevent potential exploitation.

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