CVE-2020-3992 · netVigilance record NV21-0151
VMware ESXi OpenSLP Use-After-Free
past due ransomware
What to do
Apply updates per vendor instructions.
CISA deadline 2022-05-03 · passed 4 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
VMware ESXi OpenSLP contains a use-after-free vulnerability that allows an attacker residing in the management network with access to port 427 to perform remote code execution.
Who is affected
VMware ESXi. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-416.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 4 years 4 months ago
Sources
- NVD entry for CVE-2020-3992 nvd.nist.gov/vuln/detail/CVE-2020-3992
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2020-3992