Vulnerability CVE-2018-8168

Vulnerability Name:

CVE-2018-8168 (CCN-142256)

Assigned:

2018-05-08

Published:

2018-05-08

Updated:

2018-06-05

Summary:

An elevation of privilege vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka "Microsoft SharePoint Elevation of Privilege Vulnerability." This affects Microsoft SharePoint Server, Microsoft SharePoint. This CVE ID is unique from CVE-2018-8149, CVE-2018-8155, CVE-2018-8156.

CVSS v3 Severity:

5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
4.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): None

9.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H)
7.8 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-79

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2018-8168

Source: BID
Type: Third Party Advisory, VDB Entry
104067

Source: CCN
Type: BID-104067
Microsoft SharePoint Server CVE-2018-8168 Remote Privilege Escalation Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040856

Source: XF
Type: UNKNOWN
ms-sharepoint-cve20188168-priv-esc(142256)

Source: CCN
Type: Microsoft Security TechCenter - May 2018
Microsoft Sharepoint Elevation of Privilege Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8168

Vulnerable Configuration:

Configuration 1:

cpe:/a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*

OR cpe:/a:microsoft:sharepoint_server:2013:sp1:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*

OR cpe:/a:microsoft:sharepoint_enterprise_server:2013:sp1:*:*:*:*:*:*

Denotes that component is vulnerable

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