#VU82592 Improper Authorization in Confluence Data Center - CVE-2023-22518

Vulnerability identifier: #VU82592

Vulnerability risk: High

CVSSv4.0: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2023-22518

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Confluence Data Center
Server applications / Other server solutions

Vendor: Atlassian

Description

The vulnerability allows a remote attacker to bypass authorization process.

The vulnerability exists due to improper authorization checks. A remote non-authenticated attacker can send specially crafted requests to the server and modify data on the system or perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Confluence Data Center: 6.0.1 - 6.0.7, 6.1.0 - 6.15.10, 6.2.0 - 6.2.4, 6.3.1 - 6.3.4, 6.4.0 - 6.4.3, 6.5.0 - 6.5.3, 6.6.0 - 6.6.17, 6.7.0 - 6.7.3, 6.8.0 - 6.8.5, 6.9.0 - 6.9.3, 7.0.1 - 7.0.5, 7.1.0 - 7.19.15, 7.2.0 - 7.20.3, 7.3.1 - 7.3.5, 7.4.0 - 7.4.18, 7.5.0 - 7.5.2, 7.6.0 - 7.6.3, 7.7.2 - 7.7.4, 7.8.0 - 7.8.3, 7.9.0 - 7.9.3, 8.0.0 - 8.0.4, 8.1.0 - 8.1.3, 8.2.0 - 8.2.3, 8.3.0 - 8.3.3, 8.4.0 - 8.4.3, 8.5.0 - 8.5.2, 8.6.0

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External links
https://confluence.atlassian.com/security/cve-2023-22518-improper-authorization-vulnerability-in-confluence-data-center-and-confluence-server-1311473907.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.