CVE-2021-21999
VMware Tools for Windows and VMware Remote Console Local Privilege Escalation
Description
VMware Tools for Windows (11.x.y prior to 11.2.6), VMware Remote Console for Windows (12.x prior to 12.0.1) , VMware App Volumes (2.x prior to 2.18.10 and 4 prior to 2103) contain a local privilege escalation vulnerability. An attacker with normal access to a virtual machine may exploit this issue by placing a malicious file renamed as `openssl.cnf' in an unrestricted directory which would allow code to be executed with elevated privileges.
INFO
Published Date :
June 23, 2021, 12:15 p.m.
Last Modified :
July 12, 2022, 5:42 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2021-21999 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2021-21999
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-21999.
| URL | Resource |
|---|---|
| https://www.vmware.com/security/advisories/VMSA-2021-0013.html | Patch Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-754/ | Third Party Advisory VDB Entry |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-21999 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-21999 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Jul. 12, 2022
Action Type Old Value New Value Changed CWE CWE-20 CWE-427 -
Initial Analysis by [email protected]
Jun. 30, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://www.vmware.com/security/advisories/VMSA-2021-0013.html No Types Assigned https://www.vmware.com/security/advisories/VMSA-2021-0013.html Patch, Vendor Advisory Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-21-754/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-21-754/ Third Party Advisory, VDB Entry Added CWE NIST CWE-20 Added CPE Configuration OR *cpe:2.3:a:vmware:app_volumes:*:*:*:*:*:*:*:* versions from (including) 2.0 up to (excluding) 2.18.10 *cpe:2.3:a:vmware:app_volumes:*:*:*:*:*:*:*:* versions from (including) 4 up to (excluding) 2103 *cpe:2.3:a:vmware:remote_console:*:*:*:*:*:windows:*:* versions from (including) 12.0.0 up to (excluding) 12.0.1 *cpe:2.3:a:vmware:tools:*:*:*:*:*:windows:*:* versions from (including) 11.0.0 up to (excluding) 11.2.6 -
CVE Modified by [email protected]
Jun. 23, 2021
Action Type Old Value New Value Added Reference https://www.zerodayinitiative.com/advisories/ZDI-21-754/ [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-21999 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-21999
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.12654
percentile