NVD

CVE-2021-43940 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 7.8 HIGH

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

ADP: CISA-ADP

Base Score: 7.8 HIGH

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 6.9 MEDIUM

Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C)

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://jira.atlassian.com/browse/CONFSERVER-66550	Issue Tracking Vendor Advisory
https://jira.atlassian.com/browse/CONFSERVER-66550	Issue Tracking Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-427	Uncontrolled Search Path Element	NIST Atlassian

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

Reanalysis by NIST 7/27/2022 10:41:18 AM

Action

Type

Old Value

New Value

Changed

CPE Configuration

Record truncated, showing 500 of 503 characters.
View Entire Change Record

AND
     OR
          *cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* versions up to (excluding) 7.4.10
          *cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* versions from (including) 7.5.0 up to (excluding) 7.12.3
          *cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:* versions up to (excluding) 7.4.10
          *cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:* versions from (including) 7.5.0 up to (excluding) 7.12.3
     OR
          cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:

Record truncated, showing 500 of 525 characters.
View Entire Change Record

AND
     OR
          *cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* versions up to (excluding) 7.4.10
          *cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:* versions from (including) 7.5.0 up to (excluding) 7.12.3
          *cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* versions up to (excluding) 7.4.10
          *cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* versions from (including) 7.5.0 up to (excluding) 7.12.3
     OR
          cpe:2.3:o:microsof

Changed

Reference Type

https://jira.atlassian.com/browse/CONFSERVER-66550 Vendor Advisory

https://jira.atlassian.com/browse/CONFSERVER-66550 Issue Tracking, Vendor Advisory

Initial Analysis by NIST 2/23/2022 1:53:36 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Added	CVSS V2		NIST (AV:L/AC:M/Au:N/C:C/I:C/A:C)
Added	CWE		NIST CWE-427
Added	CPE Configuration		OR cpe:2.3:a:atlassian:confluence_server::::::::* versions up to (excluding) 7.4.10 cpe:2.3:a:atlassian:confluence_server::::::::* versions from (including) 7.5.0 up to (excluding) 7.12.3 cpe:2.3:a:atlassian:data_center::::::::* versions up to (excluding) 7.4.10 cpe:2.3:a:atlassian:data_center::::::::* versions from (including) 7.5.0 up to (excluding) 7.12.3
Changed	Reference Type	https://jira.atlassian.com/browse/CONFSERVER-66550 No Types Assigned	https://jira.atlassian.com/browse/CONFSERVER-66550 Vendor Advisory
Added	CVSS V2 Metadata		Victim must voluntarily interact with attack mechanism

Quick Info

CVE Dictionary Entry:
CVE-2021-43940
NVD Published Date:
02/14/2022
NVD Last Modified:
11/21/2024
Source:
Atlassian

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2021-43940 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/21/2024 1:30:02 AM

CVE Modified by CISA-ADP 10/08/2024 1:35:01 PM

CVE Modified by Atlassian 5/14/2024 5:35:20 AM

Reanalysis by NIST 7/27/2022 10:41:18 AM

Modified Analysis by NIST 4/29/2022 10:36:00 PM

CVE Modified by Atlassian 3/06/2022 8:15:07 PM

Initial Analysis by NIST 2/23/2022 1:53:36 PM

Quick Info