CVE-2020-3992

critical

Description

OpenSLP as used in VMware ESXi (7.0 before ESXi_7.0.1-0.0.16850804, 6.7 before ESXi670-202010401-SG, 6.5 before ESXi650-202010401-SG) has a use-after-free issue. A malicious actor residing in the management network who has access to port 427 on an ESXi machine may be able to trigger a use-after-free in the OpenSLP service resulting in remote code execution.

References

https://www.zerodayinitiative.com/advisories/ZDI-20-1385/

https://www.zerodayinitiative.com/advisories/ZDI-20-1377/

https://www.vmware.com/security/advisories/VMSA-2020-0023.html

Details

Source: Mitre, NVD

Published: 2020-10-20

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical