// For flags

CVE-2021-3959

Server-Side Request Forgery in Bitdefender GravityZone Update Server in Relay Mode (VA-10145)

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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

Una vulnerabilidad de tipo Server-Side Request Forgery (SSRF) en el componente EPPUpdateService de Bitdefender Endpoint Security Tools permite a un atacante enviar peticiones al servidor de retransmisión. Este problema afecta a: Bitdefender GravityZone versiones anteriores a 3.3.8.272

*Credits: Nicolas Verdier, independent security researcher
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-11-15 CVE Reserved
  • 2021-12-16 CVE Published
  • 2024-08-16 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-918: Server-Side Request Forgery (SSRF)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Bitdefender
Search vendor "Bitdefender"
 Gravityzone
Search vendor "Bitdefender" for product "Gravityzone"
 < 3.3.8.272
Search vendor "Bitdefender" for product "Gravityzone" and version " < 3.3.8.272"
-
Affected