Microsoft SharePoint Enterprise Server 2016 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 categorized as problematic has been discovered in Microsoft SharePoint Enterprise Server 2016. This affects an unknown part. Executing a manipulation can lead to access control. This vulnerability is handled as CVE-2018-0913. The attack can be executed remotely. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in Microsoft SharePoint Enterprise Server 2016 (Groupware Software) and classified as problematic. This vulnerability affects an unknown functionality. 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.

The bug was discovered 03/13/2018. The weakness was released 03/13/2018 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability was named CVE-2018-0913 since 12/01/2017. The attack can be initiated remotely. The successful exploitation needs a single authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068. 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 108298 (Security Updates for Microsoft SharePoint Server and Microsoft Project Server (March 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 110312 (Microsoft Office and Microsoft Office Services and Web Apps Security Update March 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 (108298) and SecurityFocus (BID 103290†). Entries connected to this vulnerability are available at VDB-114549, VDB-114551, VDB-114552 and VDB-114553. Once again VulDB remains the best source for vulnerability data.

Affected

  • Microsoft Project Server 2013 SP1
  • Microsoft SharePoint Enterprise Server 2016

Productinfo

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Vendor

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Version

License

Website

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 108298
Nessus Name: Security Updates for Microsoft SharePoint Server and Microsoft Project Server (March 2018)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

12/01/2017 🔍
03/13/2018 +102 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/14/2018 +1 days 🔍
03/14/2018 +0 days 🔍
02/05/2021 +1059 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: portal.msrc.microsoft.com
Researcher: Ashar Javed
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0913 (🔍)
GCVE (CVE): GCVE-0-2018-0913
GCVE (VulDB): GCVE-100-114556

OVAL: 🔍

SecurityFocus: 103290 - Microsoft SharePoint Server CVE-2018-0913 Remote Privilege Escalation Vulnerability
SecurityTracker: 1040513

See also: 🔍

Entryinfo

Created: 03/14/2018 11:38
Updated: 02/05/2021 06:51
Changes: 03/14/2018 11:38 (72), 01/13/2020 14:37 (5), 02/05/2021 06:48 (4), 02/05/2021 06:51 (1)
Complete: 🔍
Cache ID: 216::103

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