CVE-2022-33738

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

OpenVPN Access Server before 2.11 uses a weak random generator used to create user session token for the web portal

OpenVPN Access Server versiones anteriores a 2.11, usa un generador aleatorio débil para crear un token de sesión de usuario para el portal web

*Credits: N/A

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

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

2022-06-15 CVE Reserved
2022-07-06 CVE Published
2024-01-27 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-331: Insufficient Entropy
CWE-338: Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://openvpn.net/vpn-server-resources/release-notes/#openvpn-access-server-2-11-0	2022-07-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Openvpn Search vendor "Openvpn"		Openvpn Access Server Search vendor "Openvpn" for product "Openvpn Access Server"				< 2.11.0 Search vendor "Openvpn" for product "Openvpn Access Server" and version " < 2.11.0"		-		Affected