Multiple vulnerabilities in TIBCO Messaging - Eclipse Mosquitto Distribution

Published: 2021-04-15

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-28825 CVE-2021-28826
CWE-ID	CWE-284
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	TIBCO Messaging - Eclipse Mosquitto Distribution - Core - Community Edition Server applications / Other server solutions TIBCO Messaging - Eclipse Mosquitto Distribution - Core - Enterprise Edition Server applications / Other server solutions
Vendor	TIBCO

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU52251

Risk: Low

CVSSv3.1: 7.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-28825

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the Windows Installation component. A local user can bypass implemented security restrictions and insert malicious software.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TIBCO Messaging - Eclipse Mosquitto Distribution - Core - Community Edition: 1.3.0

TIBCO Messaging - Eclipse Mosquitto Distribution - Core - Enterprise Edition: 1.3.0

External links

http://www.tibco.com/services/support/advisories
http://www.tibco.com/support/advisories/2021/04/tibco-security-advisory-april-14-2021-tibco-messaging-2021-28825

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper access control

EUVDB-ID: #VU52254