SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-1872

Hyper-V in Microsoft Windows Server 2008 Gold, SP2, R2, and R2 SP1 allows guest OS users to cause a denial of service (host OS infinite loop) via malformed machine instructions in a VMBus packet, aka "VMBus Persistent DoS Vulnerability."

MEDIUM 4.7EPSS 2.64%

Does this matter?

Lower severity and a low EPSS score (2.64%). Track it; it rarely justifies an emergency change on its own.

Description

Hyper-V in Microsoft Windows Server 2008 Gold, SP2, R2, and R2 SP1 allows guest OS users to cause a denial of service (host OS infinite loop) via malformed machine instructions in a VMBus packet, aka "VMBus Persistent DoS Vulnerability."

CVSS 2.0
4.7 MEDIUMAV:L/AC:M/Au:N/C:N/I:N/A:C
EPSS
2.64% probability · 85th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
microsoft/windows server 2008
Source
secure@microsoft.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.