SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2010-2551

The SMB Server in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate an internal variable in an SMB packet, which allows remote attackers to cause a denial of service (system hang) via a…

HIGH 7.8EPSS 66.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 66.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

The SMB Server in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate an internal variable in an SMB packet, which allows remote attackers to cause a denial of service (system hang) via a crafted (1) SMBv1 or (2) SMBv2 packet, aka "SMB Variable Validation Vulnerability."

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
66.62% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/windows 7 · microsoft/windows server 2008 · microsoft/windows vista
Source
secure@microsoft.com

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