Vulnerability CVE-2021-31949

Vulnerability Name:

CVE-2021-31949 (CCN-202512)

Assigned:

2021-06-08

Published:

2021-06-08

Updated:

2023-08-01

Summary:

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

6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): Low

CVSS v2 Severity:

6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:C/I:C/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): High Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Partial

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2021-31949

Source: XF
Type: UNKNOWN
ms-outlook-cve202131949-code-exec(202512)

Source: CCN
Type: Microsoft Security TechCenter - June 2021
Microsoft Outlook Remote Code Execution Vulnerability

Source: secure@microsoft.com
Type: Patch, Vendor Advisory
secure@microsoft.com

Vulnerable Configuration:

Configuration CCN 1:

cpe:/a:microsoft:outlook:2016:*:*:*:*:*:x32:*

OR cpe:/a:microsoft:outlook:2016:*:*:*:*:*:x64:*

OR cpe:/a:microsoft:outlook:2013:sp1:*:*:*:*:x32:*

OR cpe:/a:microsoft:outlook:2013:sp1:*:*:*:*:x64:*

OR cpe:/a:microsoft:outlook:2013:sp1:~~rt~~~:*:*:*:*:*

OR cpe:/a:microsoft:office:2019:*:~~~click-to-run~~:*:*:*:x32:*

OR cpe:/a:microsoft:office:2019:*:*:*:click-to-run:*:x64:*

OR cpe:/a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*

Denotes that component is vulnerable

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