7.8
HIGH
CVE-2021-23873
McAfee Total Protection Privilege Escalation Vulnerability
Description

Privilege Escalation vulnerability in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file deletion as the SYSTEM user potentially causing Denial of Service via manipulating Junction link, after enumerating certain files, at a specific time.

INFO

Published Date :

Feb. 10, 2021, 11:15 a.m.

Last Modified :

Nov. 7, 2023, 3:30 a.m.

Remotely Exploitable :

No

Impact Score :

6.0

Exploitability Score :

1.1
Affected Products

The following products are affected by CVE-2021-23873 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.

ID Vendor Product Action
1 Mcafee total_protection
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-2021-23873.

URL Resource
http://service.mcafee.com/FAQDocument.aspx?&id=TS103114
https://www.zerodayinitiative.com/advisories/ZDI-21-175/

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).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-23873 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-23873 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
  • CVE Source Update by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Source McAfee (DEFUNCT) Trellix
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Trellix http://service.mcafee.com/FAQDocument.aspx?&id=TS103114 [No types assigned]
    Added Reference Trellix https://www.zerodayinitiative.com/advisories/ZDI-21-175/ [No types assigned]
    Removed Reference McAfee (DEFUNCT) http://service.mcafee.com/FAQDocument.aspx?&id=TS103114
    Removed Reference McAfee (DEFUNCT) https://www.zerodayinitiative.com/advisories/ZDI-21-175/
    Added CWE Trellix CWE-59
    Removed CWE McAfee (DEFUNCT) CWE-59
    Removed CVSS V3.1 McAfee (DEFUNCT) AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
    Added CVSS V3.1 Trellix AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  • Modified Analysis by [email protected]

    May. 03, 2022

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 27, 2022

    Action Type Old Value New Value
    Removed CWE McAfee CWE-269
    Added CWE McAfee CWE-59
    Removed CWE Reason CWE-269 / Initial Weakness
  • Reanalysis by [email protected]

    Apr. 26, 2022

    Action Type Old Value New Value
    Added CWE NIST CWE-59
  • Initial Analysis by [email protected]

    Feb. 16, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
    Changed Reference Type http://service.mcafee.com/FAQDocument.aspx?&id=TS103114 No Types Assigned http://service.mcafee.com/FAQDocument.aspx?&id=TS103114 Vendor Advisory
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-21-175/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-21-175/ Third Party Advisory, VDB Entry
    Added CPE Configuration OR *cpe:2.3:a:mcafee:total_protection:*:*:*:*:*:*:*:* versions up to (excluding) 16.0.30
  • CVE Modified by [email protected]

    Feb. 10, 2021

    Action Type Old Value New Value
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-21-175/ [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-23873 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-2021-23873 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.01%

score

0.22039

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability