CVE-2021-23874

McAfee Total Protection (MTP): Improper Privilege Management

As of , CVE-2021-23874 in McAfee Total Protection (MTP) is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 3 November 2021
US federal deadline
17 November 202114 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.01Higher than 62% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
Not availableCISA listed it before 4 February 2022, where the EPSS files we read begin.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
No vendor link in CISA's entry

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

McAfee Total Protection (MTP) contains an improper privilege management vulnerability that allows a local user to gain elevated privileges and execute code, bypassing MTP self-defense.

CISA's description

Arbitrary Process Execution vulnerability in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and execute arbitrary code bypassing MTP self-defense.

The CVE record's description, from trellix

CVE published
10 February 2021
Assigned by
trellix
CVSS
8.2 High (CVSS 3.1, from the CNA)
CWE-269
Improper Privilege Management
CWE-284
Improper Access Control
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

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