ASA-2019-00425 – VMware ESXi: Partial denial of service vulnerability in hostd process


Allele Security Alert

ASA-2019-00425

Identifier(s)

ASA-2019-00425, CVE-2019-5528, VMSA-2019-0011

Title

Partial denial of service vulnerability in hostd process

Vendor(s)

VMware, Inc

Product(s)

VMware ESXi

Affected version(s)

VMware ESXi version 6.7
VMware ESXi version 6.5

Fixed version(s)

VMware ESXi version 6.7 patch pending
VMware ESXi version 6.5 ESXi650-201907201-UG

Proof of concept

Unknown

Description

Multiple failed login attempts to ESXi may cause the hostd service to become unresponsive resulting in a partial denial of service for management functionality.

A malicious actor with network access to an ESXi host could create a partial denial of service condition in management functionality. Successful exploitation of this issue may cause hostd to become unresponsive resulting in conditions such as an ESXi host disconnecting from vCenter.

Technical details

Unknown

Credits

Unknown

Reference(s)

VMSA-2019-0011
https://www.vmware.com/security/advisories/VMSA-2019-0011.html

CVE-2019-5528
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5528

CVE-2019-5528
https://nvd.nist.gov/vuln/detail/CVE-2019-5528

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Last modified: July 12, 2019

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