Vulnerability CVE-2021-1651 - CERT Civis.Net

Vulnerability Name:

CVE-2021-1651 (CCN-193889)

Assigned:

2020-12-02

Published:

2021-01-12

Updated:

2021-01-19

Summary:

Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-1680.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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): Low User Interaction (UI): None
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:L/UI:N/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:L/UI:N/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): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low 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:

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2021-1651

Source: XF
Type: UNKNOWN
ms-windows-cve20211651-priv-esc(193889)

Source: CCN
Type: Microsoft Security TechCenter - January 2021
Diagnostics Hub Standard Collector Elevation of Privilege Vulnerability

Source: MISC
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1651

Vulnerable Configuration:

Configuration 1:

cpe:/a:microsoft:visual_studio:2015:update3:*:*:*:*:*:*

OR cpe:/a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:* (Version >= 15.0 and < 15.9)

OR cpe:/a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* (Version >= 16.0 and < 16.4)

OR cpe:/a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* (Version >= 16.5 and < 16.7)

OR cpe:/a:microsoft:visual_studio_2019:16.8:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:20h2:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1803:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1809:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1909:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:2004:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_20h2:-:*:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_1909:-:*:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2004:-:*:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*

OR cpe:/o:microsoft:windows_10:::~~~~x64~:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

OR cpe:/a:microsoft:visual_studio:2015:update_3:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:arm64:*

OR cpe:/a:microsoft:visual_studio_2017:15.9:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:1903:*:*:*:*:*:*:*

OR cpe:/a:microsoft:visual_studio_2019:16.0:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:1909:*:*:*:*:*:*:*

OR cpe:/a:microsoft:visual_studio_2019:16.4:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:2004:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:20h2:*:*:*:*:*:*:*

OR cpe:/a:microsoft:visual_studio_2019:16.8:*:*:*:*:*:*:*

Denotes that component is vulnerable