Vulnerability Name:

CVE-2018-8254

Assigned:2018-06-12
Published:2018-06-12
Updated:2018-08-06
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 Project Server, Microsoft SharePoint. This CVE ID is unique from CVE-2018-8252.
CVSS v3 Severity:5.4 Medium (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
4.7 Medium (Temporal CVSS v3 Vector: CVSS:3.0/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
8.8 High (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/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): None
Scope:Scope (S): Unchanged
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
References:Source: BID
Type: VENDOR_ADVISORY
104325

Source: SECTRACK
Type: VENDOR_ADVISORY
1041106

Source: XF
Type: UNKNOWN
ms-sharepoint-cve20188254-priv-esc(144028)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8254

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

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

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