Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Cloud Foundation | >= 3.0, < 3.10.1.2 |
| Vmware | Esxi | 6.5 |
Related Weaknesses (CWE)
References
- https://www.vmware.com/security/advisories/VMSA-2020-0023.htmlPatchVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1377/Third Party AdvisoryVDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1385/Third Party AdvisoryVDB Entry
- https://www.vmware.com/security/advisories/VMSA-2020-0023.htmlPatchVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-1377/Third Party AdvisoryVDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-20-1385/Third Party AdvisoryVDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-US Government Resource
FAQ
What is CVE-2020-3992?
CVE-2020-3992 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 mana...
How severe is CVE-2020-3992?
CVE-2020-3992 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-3992?
Check the references section above for vendor advisories and patch information. Affected products include: Vmware Cloud Foundation, Vmware Esxi.