Privilege escalation in VMware Carbon Black App Control

1) Code Injection

EUVDB-ID: #VU72471

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-20858

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote user with privileged access to the App Control administration console can send a specially crafted request and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware Carbon Black App Control Server: 8.7 - 8.9.3

CPE2.3

• cpe:2.3:a:vmware:carbon_black_app_control_server:8.7:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:carbon_black_app_control_server:8.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:carbon_black_app_control_server:8.7.2:*:*:*:*:*:*:*

External links

https://www.vmware.com/security/advisories/VMSA-2023-0004.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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