CVE-2021-28821 : The Windows Installation component of TIBCO Software Inc.'s TIBCO Enterprise Mes

The Windows Installation component of TIBCO Software Inc.'s TIBCO Enterprise Message Service, TIBCO Enterprise Message Service - Community Edition, and TIBCO Enterprise Message Service - Developer Edition contains a vulnerability that theoretically allows a low privileged attacker with local access on some versions of the Windows operating system to insert malicious software. The affected component can be abused to execute the malicious software inserted by the attacker with the elevated privileges of the component. This vulnerability results from a lack of access restrictions on certain files and/or folders in the installation. Affected releases are TIBCO Software Inc.'s TIBCO Enterprise Message Service: versions 8.5.1 and below, TIBCO Enterprise Message Service - Community Edition: versions 8.5.1 and below, and TIBCO Enterprise Message Service - Developer Edition: versions 8.5.1 and below.

Published 2021-03-23 21:15:14

Updated 2021-03-29 19:21:54

Source TIBCO Software Inc.

View at NVD, CVE.org

Products affected by CVE-2021-28821

Tibco » Enterprise Message Service »
Versions up to, including, (<=) 8.5.1
cpe:2.3:a:tibco:enterprise_message_service:*:*:-:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A
Tibco » Enterprise Message Service » Developer Edition
Versions up to, including, (<=) 8.5.1
cpe:2.3:a:tibco:enterprise_message_service:*:*:developer:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A
Tibco » Enterprise Message Service » Community Edition
Versions up to, including, (<=) 8.5.1
cpe:2.3:a:tibco:enterprise_message_service:*:*:community:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-28821

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-28821

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	2.0	6.0	TIBCO Software Inc.
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High
7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-28821

CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-28821

http://www.tibco.com/services/support/advisories

Advisory | TIBCO Software
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-28821

Products affected by CVE-2021-28821

Exploit prediction scoring system (EPSS) score for CVE-2021-28821

CVSS scores for CVE-2021-28821

CWE ids for CVE-2021-28821

References for CVE-2021-28821