Cyber Resilience

CVE-2024-21674

HighRCE

Published: 16 January 2024

Published
16 January 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0253 85.8th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-21674 is a high-severity Code Injection (CWE-94) vulnerability in Atlassian Confluence Data Center. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 14.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

This High severity Remote Code Execution (RCE) vulnerability was introduced in version 7.13.0 of Confluence Data Center and Server. Remote Code Execution (RCE) vulnerability, with a CVSS Score of 8.6 and a CVSS Vector of CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N allows an unauthenticated attacker…

more

to expose assets in your environment susceptible to exploitation which has high impact to confidentiality, no impact to integrity, no impact to availability, and does not require 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: * Confluence Data Center and Server 7.19: Upgrade to a release 7.19.18, or any higher 7.19.x release * Confluence Data Center and Server 8.5: Upgrade to a release 8.5.5 or any higher 8.5.x release * Confluence Data Center and Server 8.7: Upgrade to a release 8.7.2 or any higher release 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 ).

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

atlassian
confluence data center
7.19.0 — 7.19.18 · 8.5.0 — 8.5.5 · 8.7.0 — 8.7.2
atlassian
confluence server
7.19 — 7.19.18 · 8.5.0 — 8.5.5 · 8.7.0 — 8.7.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References