CVE-2023-22515
What it is
Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances. Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2023-10-05 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- 2023-10-13 Remediation deadlineCISA's due date for federal agencies to fix it
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 99.2% in the next 30 days (EPSS).
- Severity: 9.8 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
- It meets the bar for Drop everything: critical, and exploited or very likely to be.
Details
- Published
- Last modified
- Added to CISA KEV
- 2023-10-05
- Exploit probability
- 99.2% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Analyzed
Affected
- Atlassian Confluence Data Center < 8.3.3
- Atlassian Confluence Data Center < 8.4.3
- Atlassian Confluence Data Center < 8.5.2
- Atlassian Confluence Server < 8.3.3
- Atlassian Confluence Server < 8.4.3
- Atlassian Confluence Server < 8.5.2
Attack profile CVSS 3.1 · 9.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-22515.md and follow it. Check whether this project is affected by CVE-2023-22515. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276
- https://jira.atlassian.com/browse/CONFSERVER-92475
- https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276
- https://jira.atlassian.com/browse/CONFSERVER-92475
References
- http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html
- https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276
- https://jira.atlassian.com/browse/CONFSERVER-92475
- http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html
- https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276
- https://jira.atlassian.com/browse/CONFSERVER-92475
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515