Vulnerability Name:

CVE-2018-8247

Assigned:2018-06-12
Published:2018-06-12
Updated:2018-08-06
Summary:An elevation of privilege vulnerability exists when Office Web Apps Server 2013 and Office Online Server fail to properly handle web requests, aka "Microsoft Office Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Office Online Server. This CVE ID is unique from CVE-2018-8245.
CVSS v3 Severity:5.4 Medium (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)
4.7 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/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): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
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:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:5.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
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-264
References:Source: BID
Type: VENDOR_ADVISORY
104319

Source: SECTRACK
Type: VENDOR_ADVISORY
1041104

Source: XF
Type: UNKNOWN
ms-office-cve20188247-priv-esc(144367)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8247

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:office_online_server:2016:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office_online_server:2016:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft office online server 2016
    microsoft office web apps 2013 sp1
    microsoft office web apps 2013 sp1
    microsoft office online server 2016