CVE-2021-3959

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CVSS 3.1

7.5 high

EPSS

2%p76

Published

Dec 16, 2021 (Dec 16, 2021)

Modified

Jun 17, 2026

Description

A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService component of Bitdefender Endpoint Security Tools allows an attacker to proxy requests to the relay server. This issue affects: Bitdefender Bitdefender GravityZone versions prior to 3.3.8.272

Vendors: bitdefender
Products: gravityzone
Weakness: CWE-918
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.7%)

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