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CVE-2021-23892

HIGH
Published 2021-05-12T09:05:13
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Expert Analysis

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CVSS Score

V3.1
8.2
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.256
Higher than 25.6% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

By exploiting a time of check to time of use (TOCTOU) race condition during the Endpoint Security for Linux Threat Prevention and Firewall (ENSL TP/FW) installation process, a local user can perform a privilege escalation attack to obtain administrator privileges for the purpose of executing arbitrary code through insecure use of predictable temporary file locations.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

McAfee,LLC

McAfee Endpoint Security (ENS) for Linux

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-2pf3-gjp3-cx53

Advisory Details

By exploiting a time of check to time of use (TOCTOU) race condition during the Endpoint Security for Linux Threat Prevention and Firewall (ENSL TP/FW) installation process, a local user can perform a privilege escalation attack to obtain administrator privileges for the purpose of executing arbitrary code through insecure use of predictable temporary file locations.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-23892
WEB https://kc.mcafee.com/corporate/index?page=content&id=SB10355

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: August 31, 2022

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10355
Published: 2021-05-12T09:05:13
Last Modified: 2024-08-03T19:14:09.649Z
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