CVE-2011-2012

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

12/10/2011

Last modified:

11/04/2025

Description

Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1 does not properly validate session cookies, which allows remote attackers to cause a denial of service (IIS outage) via unspecified network traffic, aka "Null Session Cookie Crash."

Impact

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:::::::*
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:sp1::::::
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update1::::::
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update2::::::

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:::::::*
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:sp1::::::
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update1::::::
cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update2::::::

CVE-2011-2012

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools