SSRF in Bitdefender Gravityzone

CVE-2021-3959

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

Vulnerability class: SSRF (Server-Side Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (76.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-3959: held from 0.017 to 0.017.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-3959?
CVE-2021-3959 is a medium-severity vulnerability in Bitdefender Gravityzone, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2021-12-16.
How severe is CVE-2021-3959?
Medium severity. CVSS v3 base score is 6.8 out of 10.