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CVE-2023-22508
published 2023-07-18

CVE-2023-22508: This High severity RCE (Remote Code Execution) vulnerability known as CVE-2023-22508 was introduced in version 6.1.0 of Confluence Data Center & Server. This…

PriorityP261high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
2.19%
80.4th percentile
This High severity RCE (Remote Code Execution) vulnerability known as CVE-2023-22508 was introduced in version 6.1.0 of Confluence Data Center & Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction. Atlassian recommends that you upgrade your instance to avoid this bug using the following options: * Upgrade to a Confluence feature release greater than or equal to 8.2.0 (ie: 8.2, 8.2, 8.4, etc...) * Upgrade to a Confluence 7.19 LTS bugfix release greater than or equal to 7.19.8 (ie: 7.19.8, 7.19.9, 7.19.10, 7.19.11, etc...) * Upgrade to a Confluence 7.13 LTS bugfix release greater than or equal to 7.13.20 (Release available early August) See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.html ). You can download the latest version of Data Center & Server from the download center (https://www.atlassian.com/software/confluence/download-archives ). If you are unable to upgrade your instance please use the following guide to workaround the issue https://confluence.atlassian.com/confkb/how-to-disable-the-jmx-network-port-for-cve-2023-22508-1267761550.html This vulnerability was discovered by a private user and reported via our Bug Bounty program.

Affected

8 ranges
VendorProductVersion rangeFixed in
atlassianconfluence_data_center
atlassianconfluence_data_center>= 6.1.0 < 7.13.207.13.20
atlassianconfluence_data_center>= 7.14.0 < 7.19.87.19.8
atlassianconfluence_data_center>= 7.20.0 < 8.2.08.2.0
atlassianconfluence_server
atlassianconfluence_server>= 6.1.0 < 7.13.207.13.20
atlassianconfluence_server>= 7.14.0 < 7.19.87.19.8
atlassianconfluence_server>= 7.20.0 < 8.2.08.2.0

Detection & IOCsextracted from sources · hover to see the quote

  • CVE-2023-22508 is being actively leveraged by Initial Access Brokers to sell access to compromised Confluence environments; monitor for exploitation attempts against Confluence Data Center & Server instances
  • ·CVE-2023-22508 was introduced in Confluence version 6.1.0; only instances running versions from 6.1.0 up to the fixed releases are vulnerable
  • ·Exploitation requires authentication; unauthenticated access alone is insufficient to trigger RCE
  • ·A JMX network port disable workaround exists for instances that cannot be immediately upgraded

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv3.08.5HIGHCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
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