Vulnerability CVE-2021-22015

Vulnerability Name:

CVE-2021-22015 (CCN-209739)

Assigned:

2021-09-21

Published:

2021-09-21

Updated:

2023-02-03

Summary:

VMware vCenter Server and Cloud Foundation could allow a local authenticated attacker to gian elevated privileges on the system, caused by improper permissions of files and directories. An attacker could exploit this vulnerability to elevate their privileges to root on vCenter Server Appliance.

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 Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2021-22015

Source: security@vmware.com
Type: Exploit, Third Party Advisory, VDB Entry
security@vmware.com

Source: XF
Type: UNKNOWN
vmware-vcenter-cve202122015-priv-esc(209739)

Source: CCN
Type: VMware Security Advisory VMSA-2021-0020
VMware vCenter Server updates address multiple security vulnerabilities

Source: security@vmware.com
Type: Patch, Vendor Advisory
security@vmware.com

Source: CCN
Type: ZDI-21-1106
VMware vCenter Server Appliance Service Lifecycle Manager Incorrect Permission Assignment Privilege Escalation Vulnerability

Source: CCN
Type: ZDI-21-1108
VMware vCenter Server Appliance Incorrect Permission Assignment Privilege Escalation Vulnerability

Vulnerable Configuration:

Configuration CCN 1:

cpe:/a:vmware:vcenter_server:6.5:*:*:*:*:*:*:*

OR cpe:/a:vmware:vcenter_server:6.7:*:*:*:*:*:*:*

OR cpe:/a:vmware:cloud_foundation:3.0:*:*:*:*:*:*:*

OR cpe:/a:vmware:cloud_foundation:4.0:*:*:*:*:*:*:*

OR cpe:/a:vmware:vcenter_server:7.0:-:*:*:*:*:*:*

Denotes that component is vulnerable

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