Microsoft SharePoint Server 2010/2013/2016 Web Request access control

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Microsoft SharePoint Server 2010/2013/2016. Affected by this vulnerability is an unknown functionality of the component Web Request Handler. Executing a manipulation can lead to access control. This vulnerability is tracked as CVE-2018-0790. The attack can be launched remotely. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft SharePoint Server 2010/2013/2016 (Groupware Software). It has been declared as problematic. This vulnerability affects an unknown part of the component Web Request Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect integrity. CVE summarizes:

Microsoft SharePoint Foundation 2010, Microsoft SharePoint Server 2013 and Microsoft SharePoint Server 2016 allow an elevation of privilege vulnerability due to the way web requests are handled, aka "Microsoft SharePoint Elevation of Privilege Vulnerability". This CVE is unique from CVE-2018-0789.

The bug was discovered 01/09/2018. The weakness was disclosed 01/09/2018 as confirmed security update guide (Website). The advisory is available at portal.msrc.microsoft.com. This vulnerability was named CVE-2018-0790 since 12/01/2017. The attack can be initiated remotely. A single authentication is necessary for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server. An authenticated attacker could exploit the vulnerability by sending a specially crafted request to an affected SharePoint server.

The vulnerability scanner Nessus provides a plugin with the ID 105696 (Security Update for Microsoft SharePoint Server (January 2018)), 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 110310 (Microsoft Office and Microsoft Office Services and Web Apps Security Update January 2018).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (105696) and SecurityFocus (BID 102391†). The entries VDB-111561, VDB-111563, VDB-111564 and VDB-111565 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: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 105696
Nessus Name: Security Update for Microsoft SharePoint Server (January 2018)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54901
OpenVAS Name: Microsoft SharePoint Foundation 2010 Service Pack 2 Information Disclosure Vulnerability (KB3141547)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

12/01/2017 🔍
01/09/2018 +39 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/09/2018 +0 days 🔍
01/10/2018 +1 days 🔍
01/29/2021 +1115 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0790 (🔍)
GCVE (CVE): GCVE-0-2018-0790
GCVE (VulDB): GCVE-100-111562

OVAL: 🔍

SecurityFocus: 102391 - Microsoft SharePoint Server CVE-2018-0790 Remote Privilege Escalation Vulnerability
SecurityTracker: 1040150

See also: 🔍

Entryinfo

Created: 01/10/2018 14:17
Updated: 01/29/2021 12:52
Changes: 01/10/2018 14:17 (78), 12/28/2019 20:28 (4), 01/29/2021 12:52 (3)
Complete: 🔍
Cache ID: 216::103

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