Microsoft Host Integration Server up to 2010 input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability was found in Microsoft Host Integration Server up to 2010 and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

Microsoft Host Integration Server (HIS) 2004 SP1, 2006 SP1, 2009, and 2010 allows remote attackers to cause a denial of service (SNA Server service outage) via crafted TCP or UDP traffic, aka "Endless Loop DoS in snabase.exe Vulnerability."

The weakness was shared 10/11/2011 by Luigi Auriemma with Microsoft as MS11-082 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is handled as CVE-2011-2007 since 05/09/2011. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

The exploit is available at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 56456 (MS11-082: Vulnerabilities in Host Integration Server Could Allow Denial of Service (2607670)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 90748 (Microsoft Host Integration Server Denial of Service Vulnerability (MS11-082)).

Upgrading eliminates this vulnerability. Applying the patch MS11-082 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11770.

The vulnerability is also documented in the databases at X-Force (70150) and Tenable (56456). The entry 59005 is related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
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CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 56456
Nessus Name: MS11-082: Vulnerabilities in Host Integration Server Could Allow Denial of Service (2607670)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 902580
OpenVAS Name: Microsoft Host Integration Server Denial of Service Vulnerabilities (2607670)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Patch: MS11-082
TippingPoint: 🔍

McAfee IPS: 🔍
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ISS Proventia IPS: 🔍
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Timelineinfo

04/11/2011 🔍
04/11/2011 +0 days 🔍
05/09/2011 +28 days 🔍
10/11/2011 +155 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/11/2011 +0 days 🔍
10/12/2011 +1 days 🔍
10/19/2011 +7 days 🔍
03/19/2021 +3439 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS11-082
Researcher: Luigi Auriemma
Organization: Microsoft
Status: Confirmed

CVE: CVE-2011-2007 (🔍)
OVAL: 🔍
IAVM: 🔍

X-Force: 70150
Vulnerability Center: 33540 - [MS11-082] Microsoft Host Integration Server Two Remote Denial Of Service Vulnerabilities, Medium
SecurityFocus: 49997 - Microsoft Host Integration Server CVE-2011-2007 Remote Denial Of Service Vulnerability
Secunia: 46399 - Microsoft Host Integration Server Two Denial of Service Vulnerabilities, Less Critical

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 10/19/2011 02:00
Updated: 03/19/2021 16:14
Changes: 10/19/2011 02:00 (86), 04/03/2017 18:00 (14), 03/19/2021 16:14 (3)
Complete: 🔍

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