CVE-2023-22521 — HIGH (8.8)

Q: How severe is CVE-2023-22521?

CVE-2023-22521 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-22521?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Crowd.

Vulnerability Description

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 3.4.6 of Crowd Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.0, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Crowd Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Crowd Data Center and Server 3.4: Upgrade to a release greater than or equal to 5.1.6 Crowd Data Center and Server 5.2: Upgrade to a release greater than or equal to 5.2.1 See the release notes ([https://confluence.atlassian.com/crowd/crowd-release-notes-199094.html]). You can download the latest version of Crowd Data Center and Server from the download center ([https://www.atlassian.com/software/crowd/download-archive]). This vulnerability was discovered by m1sn0w and reported via our Bug Bounty program

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Atlassian	Crowd	>= 3.4.0, < 5.1.6

References

https://confluence.atlassian.com/pages/viewpage.action?pageId=1318881573Vendor Advisory
https://jira.atlassian.com/browse/CWD-6139Vendor Advisory
https://confluence.atlassian.com/pages/viewpage.action?pageId=1318881573Vendor Advisory
https://jira.atlassian.com/browse/CWD-6139Vendor Advisory

FAQ

What is CVE-2023-22521?

CVE-2023-22521 is a vulnerability with a CVSS score of 8.8 (HIGH). This High severity RCE (Remote Code Execution) vulnerability was introduced in version 3.4.6 of Crowd Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8....

How severe is CVE-2023-22521?

CVE-2023-22521 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-22521?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Crowd.