Microsoft SharePoint 2007 input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Microsoft SharePoint 2007. Affected is an unknown function. Such manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2012-1862. The attack can be launched remotely. Moreover, an exploit is present. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft SharePoint 2007 (Groupware Software). It has been rated as problematic. 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 confidentiality, integrity, and availability. CVE summarizes:

Open redirect vulnerability in Microsoft Office SharePoint Server 2007 SP2 and SP3 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted URL, aka "SharePoint URL Redirection Vulnerability."

The weakness was disclosed 07/10/2012 by Yang Yang with Microsoft as MS12-050 as confirmed bulletin (Microsoft Technet). The advisory is available at technet.microsoft.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2012-1862 since 03/22/2012. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 59913 (MS12-050: Vulnerabilities in SharePoint Could Allow Elevation of Privilege (2695502)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 110185 (Microsoft SharePoint Privilege Escalation Vulnerability (MS12-050)).

Applying the patch MS12-050 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (76711), Tenable (59913), SecurityFocus (BID 54315†), OSVDB (83648†) and Secunia (SA49875†). The entries VDB-5532, VDB-5641, VDB-5643 and VDB-5644 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59913
Nessus Name: MS12-050: Vulnerabilities in SharePoint Could Allow Elevation of Privilege (2695502)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902846
OpenVAS Name: Microsoft SharePoint Multiple Privilege Elevation Vulnerabilities (2695502)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: MS12-050

Timelineinfo

03/22/2012 🔍
07/10/2012 +110 days 🔍
07/10/2012 +0 days 🔍
07/10/2012 +0 days 🔍
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07/10/2012 +0 days 🔍
07/10/2012 +0 days 🔍
07/10/2012 +0 days 🔍
07/10/2012 +0 days 🔍
07/11/2012 +1 days 🔍
07/11/2012 +0 days 🔍
03/26/2021 +3180 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS12-050
Researcher: Yang Yang
Organization: Microsoft
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-1862 (🔍)
GCVE (CVE): GCVE-0-2012-1862
GCVE (VulDB): GCVE-100-5642

OVAL: 🔍
IAVM: 🔍

X-Force: 76711
SecurityFocus: 54315 - Microsoft SharePoint CVE-2012-1862 URI Redirection Vulnerability
Secunia: 49875 - Microsoft SharePoint Multiple Vulnerabilities, Less Critical
OSVDB: 83648
SecurityTracker: 1027232 - Microsoft SharePoint Input Validation Flaws Permit Cross-Site Scripting, Information Disclosure, and URL Redirection Attacks
Vulnerability Center: 35536 - [MS12-050] Microsoft Office SharePoint Server Remote Information Disclosure Vulnerability, Medium

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

Entryinfo

Created: 07/11/2012 11:08
Updated: 03/26/2021 07:46
Changes: 07/11/2012 11:08 (83), 04/14/2017 14:12 (12), 03/26/2021 07:46 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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