CVE-2021-23876
McAfee Total Protection (MTP) Bypass Remote Procedure call vulnerability
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file modification as the SYSTEM user potentially causing Denial of Service via executing carefully constructed malware.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
McAfee Total Protection (MTP) Bypass Remote Procedure call vulnerability
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file modification as the SYSTEM user potentially causing Denial of Service via executing carefully constructed malware.
- Record
CVE-2021-23876- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2021-10802
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file modification as the SYSTEM user potentially causing Denial of Service via executing carefully constructed malware.
- Record
EUVD-2021-10802- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cvgp-h469-9f24
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local...
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file modification as the SYSTEM user potentially causing Denial of Service via executing carefully constructed malware.
- Record
GHSA-cvgp-h469-9f24- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Bypass Remote Procedure call in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and perform arbitrary file modification as the SYSTEM user potentially causing Denial of Service via executing carefully constructed malware.
- Record
CVE-2021-23876- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-23876 is a high vulnerability (CVSS 7.8) in Mcafee Total Protection, published February 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 38th percentile. No source names a fixed version.