ZDI-CAN-12190: VMware ESXi SLP Use-After-Free Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of VMware ESXi. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SLP messages. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the SLP daemon.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| VMware ESXi |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-12190?
The severity of ZDI-CAN-12190 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-12190?
To fix ZDI-CAN-12190, update VMware ESXi to the latest version provided by VMware that addresses this vulnerability.
Who is affected by ZDI-CAN-12190?
ZDI-CAN-12190 affects installations of VMware ESXi that process SLP messages.
Can ZDI-CAN-12190 be exploited remotely?
Yes, ZDI-CAN-12190 can be exploited by network-adjacent attackers remotely without requiring authentication.
What is the nature of the flaw in ZDI-CAN-12190?
The flaw in ZDI-CAN-12190 stems from improper handling of SLP messages, leading to arbitrary code execution.
- agent/references
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-1377
- alias/ZDI-CAN-12190
- alias/CVE-2020-3992
- agent/software-canonical-lookup
- agent/severity
- agent/title
- agent/type
- agent/description
- agent/event
- agent/tags
- agent/source
- vendor/vmware
- canonical/vmware esxi