CVE-2020-3992
KEV · ransomware Critical · CVSS 9.8- CVSS
- 9.8
- nvd
- EPSS
- —
- KEV
- Listed
- ransomware
- Class
- kernel local
- CWE-416, CWE-416
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.vmware.com/security/advisories/VMSA-2020-0023.html
- https://www.zerodayinitiative.com/advisories/ZDI-20-1377/
- https://www.zerodayinitiative.com/advisories/ZDI-20-1385/
- https://www.vmware.com/security/advisories/VMSA-2020-0023.html
- https://www.zerodayinitiative.com/advisories/ZDI-20-1377/
- https://www.zerodayinitiative.com/advisories/ZDI-20-1385/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3992
Status: profiled · ingested 2026-08-12T06:00:50.000Z