CVE-2021-3576 Privilege escalation via SeImpersonatePrivilege
A local attacker can exploit unnecessary privileges to elevate their access to SYSTEM level in Bitdefender Endpoint Security Tools and Total Security.
- 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-2021-3576?
CVE-2021-3576 is a high-severity vulnerability in Bitdefender Endpoint Security Tools, published on 28 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Execution with Unnecessary Privileges vulnerability in Bitdefender Endpoint Security Tools, Total Security allows a local attacker to elevate to 'NT AUTHORITY\System. Impersonation enables the server thread to perform actions on behalf of the client but within the limits of the client's security context. This issue affects: Bitdefender Endpoint Security Tools versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 25.0.26.
Which versions are affected by CVE-2021-3576?
It affects 2 products.
Products include Bitdefender Endpoint Security Tools, Bitdefender Total Security.
How do I fix CVE-2021-3576?
No fix has been published for CVE-2021-3576 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-3576 being exploited?
There is no known exploitation of CVE-2021-3576 in the wild and no public exploit code.
Other vulnerabilities in Bitdefender Endpoint Security Tools
- CVE-2021-3554 Improper Access Control vulnerability in the patchesUpdate API
- CVE-2021-3579 Incorrect Default Permissions vulnerability in bdservicehost.exe and Vulnerability.Scan.exe
- CVE-2022-0677 Improper Handling of Length Parameter Inconsistency vulnerability in Bitdefender Update Server (VA-10144)
- CVE-2021-3485 Improper Input Validation in Bitdefender Endpoint Security Tools for Linux
- CVE-2021-3552 Insufficient validation on regular expression in EPPUpdateService config file (VA-9825)
Sources
Also known as GHSA-2p82-m3fp-gp3x.