#VU58224 Permissions, Privileges, and Access Controls in TIBCO PartnerExpress - CVE-2021-43046

Vulnerability identifier: #VU58224

Vulnerability risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-43046

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TIBCO PartnerExpress
Other software / Other software solutions

Vendor: TIBCO

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the Interior Server and Gateway Server components, which leads to security restrictions bypass and privilege escalation.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

TIBCO PartnerExpress: 6.0.0 - 6.2.1

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External links
https://www.tibco.com/services/support/advisories
https://www.tibco.com/support/advisories/2021/11/tibco-security-advisory-november-16-2021-tibco-partnerexpress-2021-43046

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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