ZDI-21-1277: (0Day) Bitdefender Total Security Unnecessary Privileges Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Bitdefender Total Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the endpoint client. The issue results from allowing an untrusted process to impersonate the client of a pipe. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Affected Software

1 affected component
Bitdefender Total Security

Event History

Mar 27, 2025
Advisory Published
via ZDI·11:44 AM
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Frequently Asked Questions

1

What is the severity of ZDI-21-1277?

The severity of ZDI-21-1277 is classified as a privilege escalation vulnerability.

2

How do I fix ZDI-21-1277?

To fix ZDI-21-1277, ensure that Bitdefender Total Security is updated to the latest version provided by the vendor.

3

Who is affected by ZDI-21-1277?

ZDI-21-1277 affects users of Bitdefender Total Security versions that are not patched against this vulnerability.

4

What type of vulnerability is ZDI-21-1277?

ZDI-21-1277 is a local privilege escalation vulnerability.

5

What must an attacker do to exploit ZDI-21-1277?

An attacker must first have the ability to execute low-privileged code on the target system to exploit ZDI-21-1277.

Contact

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