CVE-2021-23891 Privilege Escalation vulnerability in McAfee Total Protection (MTP)
A local attacker can gain elevated privileges by impersonating a client token, bypassing self-defense mechanisms in McAfee Total Protection.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-23891?
CVE-2021-23891 is a high-severity vulnerability in McAfee,LLC McAfee Total Protection (MTP), published on 12 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Privilege Escalation vulnerability in McAfee Total Protection (MTP) prior to 16.0.32 allows a local user to gain elevated privileges by impersonating a client token which could lead to the bypassing of MTP self-defense.
Weakness: CWE-269
Which versions are affected by CVE-2021-23891?
It affects 1 product.
Products include Mcafee Total Protection.
How do I fix CVE-2021-23891?
No fix has been published for CVE-2021-23891 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23891 being exploited?
There is no known exploitation of CVE-2021-23891 in the wild and no public exploit code.
Other vulnerabilities in McAfee,LLC McAfee Total Protection (MTP)
- CVE-2021-23874 McAfee Total Protection (MTP) Improper Privilege Management
- CVE-2023-24579 Security feature bypass in n/a
- CVE-2022-43751 Path traversal in n/a
- CVE-2021-23872 Privilege Escalation vulnerability in McAfee Total Protection (MTP)
- CVE-2021-23873 McAfee Total Protection (MTP) privilege escalation vulnerability
Sources
Also known as GHSA-6m54-ffmq-mhh6.