Information disclosure in Microsoft Hyper-V

Published: 2018-04-10 23:07:56
Severity Low
Patch available YES
Number of vulnerabilities 2
CVE ID CVE-2018-0957
CVE-2018-0964
CVSSv3 6.4 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:H/E:U/RL:O/RC:C]
3.3 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]
CWE ID CWE-20
Exploitation vector Local
Public exploit Not available
Vulnerable software Windows
Windows Server
Vulnerable software versions Windows 8.1
Windows 10
Windows RT 8.1
Windows Server 2012 R2
Windows Server 2016
Vendor URL Microsoft

Security Advisory

1) Improper input validation

Description

The vulnerability allows a quest user to gain access to potentially sensitive information.

The vulnerability exists due to an input validation error in Windows Hyper-V. An authenticated user of guest operating system can obtain memory information from host system.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0957

2) Improper input validation

Description

The vulnerability allows a quest user to gain access to potentially sensitive information.

The vulnerability exists due to an input validation error in Windows Hyper-V. An authenticated user of guest operating system can obtain memory information from host system.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0964

Back to List