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5.3

CVE-2019-5528: VMware ESXi 6.5 hostd may stop responding

CVE-2019-5528 · published 7 years ago
Summary

The host management service (hostd) in VMware ESXi version 6.5 can become unresponsive, causing a partial denial of service on the host. This can affect the ability to manage virtual machines until the service is restarted. Apply the ESXi650-201907201-UG update to fix the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
vmware esxi 6.5
6.7
cpe:2.3:o:vmware:esxi:6.5:-:*:*:*:*:*:*
Original advisory text
VMware ESXi 6.5 suffers from partial denial of service vulnerability in hostd process. Patch ESXi650-201907201-UG for this issue is available.
VMware ESXi 6.5 suffers from partial denial of service vulnerability in hostd process. Patch ESXi650-201907201-UG for this issue is available.
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.3 Medium
Exploitation
2% chance of attack within 30 days
Timeline
Published11 Jul 2019
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2019-5528 · NVD
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