CVE-2021-3823: Path traversal vulnerability in Bitdefender GravitZone Update Server in relay mode
First published: Thu Oct 28 2021(Updated: )
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UpdateServer component of Bitdefender GravityZone allows an attacker to execute arbitrary code on vulnerable instances. This issue affects: Bitdefender GravityZone versions prior to 3.3.8.249.
Credit: cve-requests@bitdefender.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Bitdefender GravityZone | <3.3.8.249 |
Remedy
An automatic update to Bitdefender GravityZone Update Server to version 3.3.8.249 fixes the issue.
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Frequently Asked Questions
What is CVE-2021-3823?
CVE-2021-3823 is an Improper Limitation of a Pathname to a Restricted Directory (Path Traversal) vulnerability in the UpdateServer component of Bitdefender GravityZone.
How severe is CVE-2021-3823?
CVE-2021-3823 has a severity rating of 9.8 (Critical).
Which software versions are affected by CVE-2021-3823?
Bitdefender GravityZone versions prior to 3.3.8.249 are affected by CVE-2021-3823.
How can an attacker exploit CVE-2021-3823?
An attacker can exploit CVE-2021-3823 by executing arbitrary code on vulnerable instances of Bitdefender GravityZone.
How can I fix CVE-2021-3823?
To fix CVE-2021-3823, update Bitdefender GravityZone to version 3.3.8.249 or later.
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