Vulnerability Name:

CVE-2017-8632 (CCN-129354)

Assigned:2017-09-12
Published:2017-09-12
Updated:2017-09-21
Summary:A remote code execution vulnerability exists in Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1, Microsoft Excel 2016, Microsoft Office Web Apps 2013, Microsoft Excel for Mac 2011, Microsoft Excel 2016 for Mac, and Microsoft Office Compatibility Pack Service Pack 3, when they fail to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8630, CVE-2017-8631, and CVE-2017-8744.
CVSS v3 Severity:7.8 High (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 (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
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-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-8632

Source: BID
Type: Third Party Advisory, VDB Entry
100734

Source: CCN
Type: BID-100734
Microsoft Office CVE-2017-8632 Remote Code Execution Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1039315

Source: XF
Type: UNKNOWN
ms-office-cve20178632-code-exec(129354)

Source: CCN
Type: Microsoft Security TechCenter - September 2017
Microsoft Office Memory Corruption Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8632

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:excel:2010:sp2:*:*:*:*:*:*
  • OR cpe:/a:microsoft:excel:2013:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
  • OR cpe:/a:microsoft:excel:2016:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:excel_for_mac:2011:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:excel_for_mac:2016:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office_web_apps:2013:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:*
  • OR cpe:/a:microsoft:excel:2010:sp2:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:excel:2010:sp2:*:*:*:*:x32:*
  • OR cpe:/a:microsoft:excel:2013:sp1:*:*:*:*:x32:*
  • OR cpe:/a:microsoft:excel:2013:sp1:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
  • OR cpe:/a:microsoft:excel:2011:*:*:*:*:mac:*:*
  • OR cpe:/a:microsoft:excel:2016:*:*:*:*:mac:*:*
  • OR cpe:/a:microsoft:excel:2016:*:*:*:*:*:x32:*
  • OR cpe:/a:microsoft:excel:2016:*:*:*:*:*:x64:*

  • * Denotes that component is vulnerable
    BACK
    microsoft excel 2010 sp2
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2016
    microsoft excel for mac 2011
    microsoft excel for mac 2016
    microsoft office compatibility pack * sp3
    microsoft office web apps 2013
    microsoft office compatibility pack * sp3
    microsoft excel 2010 sp2
    microsoft excel 2010 sp2
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2011
    microsoft excel 2016
    microsoft excel 2016
    microsoft excel 2016