Vulnerability Name:

CVE-2018-0851 (CCN-138561)

Assigned:2017-12-01
Published:2018-02-13
Updated:2020-08-24
Summary:Microsoft Office 2007 SP2, Microsoft Office Word Viewer, Microsoft Office 2010 SP2, Microsoft Office 2013 SP1 and RT SP1, Microsoft Office 2016, and Microsoft Office 2016 Click-to-Run (C2R) allow a remote code execution vulnerability, due to how Office handles objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0852.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/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
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-0851

Source: BID
Type: Third Party Advisory, VDB Entry
102870

Source: CCN
Type: BID-102870
Microsoft Office CVE-2018-0851 Memory Corruption Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040381

Source: XF
Type: UNKNOWN
ms-office-cve20180851-code-exec(138561)

Source: CCN
Type: Microsoft Security TechCenter - February 2018
Microsoft Office Memory Corruption Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0851

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:office:2007:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2016:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2016:*:*:*:click-to-run:*:*:*
  • OR cpe:/a:microsoft:office_word_viewer:-:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2010:sp2:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2013:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:outlook:2013:sp1:*:*:*:rt:*:*
  • OR cpe:/a:microsoft:outlook:2016:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:microsoft:word_viewer:*:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2010:sp2:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:office:2010:sp2:x32:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2013:sp1:x32:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2013:sp1:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:office:2013:sp1:*:*:rt:*:*:*
  • OR cpe:/a:microsoft:office:2016:*:x32:*:*:*:*:*
  • OR cpe:/a:microsoft:office:2016:*:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:office:2016:*:*:*:click-to-run:*:x32:*
  • OR cpe:/a:microsoft:office:2016:*:*:*:click-to-run:*:x64:*

    • * Denotes that component is vulnerable
    BACK
    microsoft office 2007
    microsoft office 2016
    microsoft office 2016
    microsoft office word viewer -
    microsoft outlook 2010 sp2
    microsoft outlook 2013 sp1
    microsoft outlook 2013 sp1
    microsoft outlook 2016
    microsoft word viewer *
    microsoft office 2010 sp2
    microsoft office 2010 sp2
    microsoft office 2013 sp1
    microsoft office 2013 sp1
    microsoft office 2013 sp1
    microsoft office 2016
    microsoft office 2016
    microsoft office 2016
    microsoft office 2016