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CVE-2024-21703

MEDIUM
6.4
CVSS Score
Published: November 27, 2024 at 05:00 PM UTC
Updated: June 17, 2026 at 07:10 AM UTC
2 products affected across 1 vendorConfluence ServerConfluence Data Center· also runs on 1 platform

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Severity
MEDIUM6.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

This Medium severity Security Misconfiguration vulnerability was introduced in version 8.8.1 of Confluence Data Center and Server for Windows installations. This Security Misconfiguration vulnerability, with a CVSS Score of 6.4 allows an authenticated attacker of the Windows host to read sensitive information about the Confluence Data Center configuration which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to the 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 greater than or equal to 7.19.18 * Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.5 * Confluence Data Center and Server 8.7: Upgrade to a release greater than or equal to 8.7.2 * Confluence Data Center and Server 8.8: Upgrade to a release greater than or equal to 8.8.0 See the release notes (https://confluence.atlassian.com/conf88/confluence-release-notes-1354501008.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 Atlassian Bug Bounty Program by Chris Elliot.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Confluence Data Center· Atlassianatlassian-app
95%
v < 7.19.18v < 8.8.07.19 ≤ v < 7.19188.5 ≤ v < 8.5.58.7 ≤ v < 8.7.27.198.58.78.7.18.8
Affected range stops below 7.19.18, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 7.19.18 to 7.19.29 (unaffected)
Affected range stops below 8.5.5, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 8.5.5 to 8.5.17 (unaffected)
Vendor states this is fixed in 8.7.2 (unaffected)
Affected range stops below 8.8.0, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 8.8.0 to 8.8.1 (unaffected)
microsoft-windows (environment)
Confluence Server· Atlassianatlassian-app
95%
v < 7.19.18v < 8.8.07.19 ≤ v < 7.19.188.0.0 ≤ v < 8.5.58.5 ≤ v < 8.5.58.7 ≤ v < 8.7.27.198.58.78.8
Affected range stops below 7.19.18, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 7.19.18 to 7.19.29 (unaffected)
Affected range stops below 8.5.5, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 8.5.5 to 8.5.17 (unaffected)
Affected range stops below 8.7.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.8.0, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Issue TrackingVendor Advisory
Source: [email protected]
https://jira.atlassian.com/browse/CONFSERVER-98413

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.4MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
HIGH
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-732

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