CVE-2024-21677: confluence server Path Traversal — Fix

Description

This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires 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: Data Center Atlassian recommends that Confluence Data Center customers upgrade to the latest version and that Confluence Server customers upgrade to the latest 8.5.x LTS 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 reported via our Bug Bounty program.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-22 Path Traversal

Affected Products

Vendor	Product	Versions
atlassian	confluence_data_center	6.13.0 — 7.19.20
atlassian	confluence_data_center	7.20.0 — 8.5.7
atlassian	confluence_data_center	8.6.0 — 8.8.1
atlassian	confluence_server	6.13.0 — 7.19.20
atlassian	confluence_server	7.20.0 — 8.5.7

References

Advisories & Patches

https://confluence.atlassian.com/pages/viewpage.action?pageId=1369444862 https://jira.atlassian.com/browse/CONFSERVER-94604 https://confluence.atlassian.com/pages/viewpage.action?pageId=1369444862 https://jira.atlassian.com/browse/CONFSERVER-94604

Frequently Asked Questions

What is CVE-2024-21677? +

This High severity Path Traversal vulnerability was introduced in version 6.13.0 of Confluence Data Center. This Path Traversal vulnerability, with a CVSS Score of 8.3, allows an unauthenticated attacker to exploit an undefinable vulnerability which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires 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: Data Center Atlassian recommends that Confluence Data Center customers upgrade to the latest version and that Confluence Server customers upgrade to the latest 8.5.x LTS 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 reported via our Bug Bounty program. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-21677? +

CVE-2024-21677 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-21677? +

CVE-2024-21677 affects products from atlassian, specifically: confluence_data_center, confluence_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-21677? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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