Remote code execution in VMware GemFire and VMware Tanzu GemFire for VMs

1) Configuration

EUVDB-ID: #VU32997

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-5396

CWE-ID: CWE-16 - Configuration

Exploit availability: No

Description

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

The vulnerability exixts due to a JMX service contains an insecure default configuration. A remote authenticated attacker can create an MLet mbean and execute arbitrary code on the target system. 

Mitigation

Install updates from vendor's website.

Vulnerable software versions

VMware GemFire: 9.7.0 - 9.9.1

VMware Tanzu GemFire for VMs: 1.10.0 - 1.11.0

CPE2.3

• cpe:2.3:a:vmware:vmware_gemfire:9.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:vmware_gemfire:9.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:vmware_gemfire:9.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:vmware_tanzu_gemfire_for_vms:1.10.0:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:vmware_tanzu_gemfire_for_vms:1.10.1:*:*:*:*:*:*:*
• cpe:2.3:a:vmware:vmware_tanzu_gemfire_for_vms:1.11.0:*:*:*:*:*:*:*

External links

https://tanzu.vmware.com/security/cve-2020-5396

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.