SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-2526

Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2 do not properly validate fields in SMBv2 packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted packet to the Server…

HIGH 7.8EPSS 81.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 81.9%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2 do not properly validate fields in SMBv2 packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted packet to the Server service, aka "SMBv2 Infinite Loop Vulnerability."

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
81.89% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-399
Affected
microsoft/windows server 2008 · microsoft/windows vista
Source
secure@microsoft.com

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