Information disclosure in VMware Tanzu Application Service for VMs and Isolation Segment



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-20891
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 VMware Tanzu Application Service for VMs
Server applications / Other server solutions

Isolation Segment
Server applications / Other server solutions

Vendor VMware, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU78668

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-20891

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the logging of credentials in hex encoding in platform system audit logs. A remote user can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware Tanzu Application Service for VMs: 2.11.0 - 4.0.4

Isolation Segment: 2.11.0 - 4.0.3

CPE2.3 External links

https://www.vmware.com/security/advisories/VMSA-2023-0016.html


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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