CVE-2021-3960

7.8 highEPSS 0.3%

High (7.8) in bitdefender gravityzone. EPSS 0.3% chance of exploitation in the next 30 days.

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 3.3.8.272

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2021-12-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

bitdefender:gravityzone

References

https://www.bitdefender.com/support/security-advisories/privilege-escalation-via-the-gravityzone-productmanager-updateserver-kitsmanager-api-va-10146
https://www.bitdefender.com/support/security-advisories/privilege-escalation-via-the-gravityzone-productmanager-updateserver-kitsmanager-api-va-10146

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