Vulnerability Name:

CVE-2018-8149 (CCN-142278)

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-2018-8155, CVE-2018-8156, CVE-2018-8168.
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-2018-8149

Source: BID
Type: Third Party Advisory, VDB Entry
104036

Source: CCN
Type: BID-104036
Microsoft SharePoint Server CVE-2018-8149 Remote Privilege Escalation Vulnerability

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

Source: XF
Type: UNKNOWN
ms-sharepoint-cve20188149-priv-esc(142278)

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-2018-8149

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*
  • OR cpe:/a:microsoft:sharepoint_server:2013:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:sharepoint_server:2016:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*
  • OR cpe:/a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:sharepoint_enterprise_server:2013:sp1:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft sharepoint server 2010 sp2
    microsoft sharepoint server 2013 sp1
    microsoft sharepoint server 2016
    microsoft sharepoint server 2010 sp2
    microsoft sharepoint enterprise server 2016
    microsoft sharepoint enterprise server 2013 sp1