High severity7.1NVD Advisory· Published Oct 28, 2021· Updated Jun 17, 2026

CVE-2021-3823

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Bitdefender/Gravityzone2 versions
cpe:2.3:a:bitdefender:gravityzone:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:bitdefender:gravityzone:*:*:*:*:*:*:*:*range: <3.3.8.249
- (no CPE)range: <3.3.8.249
Bitdefender/Gravityzone Update Servercpe-rescue
Range: unspecified

Patches

Vulnerability mechanics

References

www.bitdefender.com/support/security-advisories/path-traversal-vulnerability-in-bitdefender-gravitzone-update-server-in-relay-mode-va-10039/nvdVendor Advisory

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cvss	0.461
epss	0.001
exploit	0.000
kev	0.000
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ransomware	0.000