Vulnerability Name:

CVE-2018-0850

Assigned:2017-12-01
Published:2018-02-13
Updated:2018-03-14
Summary:Microsoft Outlook 2007, Microsoft Outlook 2010, Microsoft Outlook 2013, Microsoft Outlook 2016, and Microsoft Office 2016 Click-to-Run allow an elevation of privilege vulnerability due to how the format of incoming message is validated, aka "Microsoft Outlook Elevation of Privilege Vulnerability".
CVSS v3 Severity:6.5 Medium (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)
5.7 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/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): None
Integrity (I): High
Availibility (A): None
8.4 High (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-264
References:Source: BID
Type: VENDOR_ADVISORY
102866

Source: SECTRACK
Type: VENDOR_ADVISORY
1040382

Source: XF
Type: UNKNOWN
ms-outlook-cve20180850-priv-esc(138560)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0850

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:office:2016::~~click-to-run~~~:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2007:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2010:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2013:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2016:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:outlook:2007:sp3:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2010:sp2:*:*:*:*:x64:*

  • Denotes that component is vulnerable
    BACK
    microsoft office 2016
    microsoft outlook 2007
    microsoft outlook 2010
    microsoft outlook 2013
    microsoft outlook 2016
    microsoft outlook 2007 sp3
    microsoft outlook 2010 sp2