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Public Security Vulnerability
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Resolution: Fixed
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High
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7.11.0, 7.19.0, 7.20.0, 8.0.0, 8.1.0, 8.2.0, 8.3.0, 8.4.0, 8.5.0, 8.6.0, 8.8.0, 8.7.1, 8.9.0, 9.1.0, 9.0.0
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None
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7.5
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High
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CVE-2023-46234
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Atlassian (Internal)
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CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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BASM (Broken Authentication & Session Management)
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Confluence Data Center
This High severity BASM (Broken Authentication & Session Management) vulnerability was introduced in version 7.11 of Confluence Data Center.
This BASM (Broken Authentication & Session Management) vulnerability, with a CVSS Score of 7.5, allows an unauthenticated attacker to exploit a cryptographic signature verification vulnerability which has no impact to confidentiality, high impact to integrity, no impact to availability, and requires no user interaction.
Atlassian recommends that Confluence Data Center 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 9.1: Upgrade to a release greater than or equal to 9.1.0
See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.html). You can download the latest version of Confluence Data Center from the download center (https://www.atlassian.com/software/confluence/download-archives).
This vulnerability was reported via our Atlassian (Internal) program.