SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2024-21683

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server.

HIGH 8.8EPSS 88.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 88.3%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.2, 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 Confluence 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. See the release notes https://confluence.atlassian.com/doc/confluence-release-notes-327.html You can download the latest version of Confluence Data Center and Server from the download center https://www.atlassian.com/software/confluence/download-archives. This vulnerability was found internally.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
88.27% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-94
Affected
atlassian/confluence data center · atlassian/confluence server · atlassian/fisheye · atlassian/crucible · atlassian/jira data center · atlassian/jira server · atlassian/jira service management
Source
security@atlassian.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.