Vulnerability Name:

CVE-2018-8598 (CCN-153398)

Assigned:2018-12-11
Published:2018-12-11
Updated:2020-08-24
Summary:An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka "Microsoft Excel Information Disclosure Vulnerability." This affects Office 365 ProPlus, Microsoft Office, Microsoft Excel. This CVE ID is unique from CVE-2018-8627.
CVSS v3 Severity:4.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N)
4.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
4.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N)
4.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.6 Low (CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
3.8 Low (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-8598

Source: BID
Type: Third Party Advisory, VDB Entry
106102

Source: XF
Type: UNKNOWN
ms-excel-cve20188598-info-disc(153398)

Source: CCN
Type: Microsoft Security TechCenter - December 2018
Microsoft Excel Information Disclosure Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8598

Source: CCN
Type: ZDI-18-1405
Microsoft Office Excel XLS File Out-Of-Bounds Read Information Disclosure Vulnerability

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:office:2019:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:office_365_proplus:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • 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:2016:*:*:*:*:*:x32:*
  • OR cpe:/a:microsoft:excel:2016:*:*:*:*:*:x64:*
  • OR cpe:/a:microsoft:office:2019:*:~~~click-to-run~~:*:*:*:x32:*
  • OR cpe:/a:microsoft:office:2019:*:*:*:click-to-run:*:x64:*
  • OR cpe:/a:microsoft:office_365_proplus:-:*:*:*:*:*:x32:*
  • OR cpe:/a:microsoft:office_365_proplus:-:*:*:*:*:*:x64:*

  • * Denotes that component is vulnerable
    BACK
    microsoft excel 2010 sp2
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2016
    microsoft office 2019
    microsoft office 365 proplus -
    microsoft excel 2010 sp2
    microsoft excel 2010 sp2
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2013 sp1
    microsoft excel 2016
    microsoft excel 2016
    microsoft office 2019
    microsoft office 2019
    microsoft office 365 proplus -
    microsoft office 365 proplus -