Vulnerability CVE-2018-0841

Vulnerability Name:

CVE-2018-0841 (CCN-138767)

Assigned:

2017-12-01

Published:

2018-02-13

Updated:

2019-10-03

Summary:

Microsoft Office 2016 Click-to-Run allows a remote code execution vulnerability due to how objects are handled in memory, aka "Office Remote Code Execution Vulnerability"

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-noinfo

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2018-0841

Source: BID
Type: Third Party Advisory, VDB Entry
102957

Source: CCN
Type: BID-102957
Microsoft Excel CVE-2018-0841 Remote Code Execution Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1040367

Source: XF
Type: UNKNOWN
ms-excel-cve20180841-code-exec(138767)

Source: CCN
Type: Microsoft Security TechCenter - February 2018
Microsoft Excel Remote Code Execution Vulnerability

Source: CONFIRM
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0841

Source: CCN
Type: ZDI-18-219
Microsoft Office Excel XLS File Type Confusion Remote Code Execution Vulnerability

Vulnerable Configuration:

Configuration 1:

cpe:/a:microsoft:office:2016:c2r:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:microsoft:office:2016:*:*:*:click-to-run:*:x32:*

OR cpe:/a:microsoft:office:2016:*:*:*:click-to-run:*:x64:*

Denotes that component is vulnerable

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