CVE-2020-25200

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-25200
Pritunl 1.29.2145.25 allows attackers to enumerate valid VPN usernames via a series of /auth/session login attempts. Initially, the server will return error 401. However, if the username is valid, then after 20 login attempts, the server will start responding with error 400. Invalid usernames will receive error 401 indefinitely. Note: This has been disputed by the vendor as not a vulnerability. They argue that this is an intended design

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://github.com/lukaszstu/pritunl/blob/master/CVE-2020-25200 Exploit Third Party Advisory
https://pritunl.com Vendor Advisory
https://pritunl.com/security Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:pritunl:pritunl:1.29.2145.25:*:*:*:*:*:*:*
History

07 Nov 2023, 03:20

Type Values Removed Values Added
Summary ** DISPUTED ** Pritunl 1.29.2145.25 allows attackers to enumerate valid VPN usernames via a series of /auth/session login attempts. Initially, the server will return error 401. However, if the username is valid, then after 20 login attempts, the server will start responding with error 400. Invalid usernames will receive error 401 indefinitely. Note: This has been disputed by the vendor as not a vulnerability. They argue that this is an intended design. Pritunl 1.29.2145.25 allows attackers to enumerate valid VPN usernames via a series of /auth/session login attempts. Initially, the server will return error 401. However, if the username is valid, then after 20 login attempts, the server will start responding with error 400. Invalid usernames will receive error 401 indefinitely. Note: This has been disputed by the vendor as not a vulnerability. They argue that this is an intended design

01 Jan 2022, 18:15

Type Values Removed Values Added
CWE CWE-200 CWE-203
References (MISC) https://github.com/lukaszstu/pritunl/blob/master/CVE-2020-25200 - Third Party Advisory (MISC) https://github.com/lukaszstu/pritunl/blob/master/CVE-2020-25200 - Exploit, Third Party Advisory

29 Dec 2020, 22:15

Type Values Removed Values Added
Summary Pritunl 1.29.2145.25 allows attackers to enumerate valid VPN usernames via a series of /auth/session login attempts. Initially, the server will return error 401. However, if the username is valid, then after 20 login attempts, the server will start responding with error 400. Invalid usernames will receive error 401 indefinitely. ** DISPUTED ** Pritunl 1.29.2145.25 allows attackers to enumerate valid VPN usernames via a series of /auth/session login attempts. Initially, the server will return error 401. However, if the username is valid, then after 20 login attempts, the server will start responding with error 400. Invalid usernames will receive error 401 indefinitely. Note: This has been disputed by the vendor as not a vulnerability. They argue that this is an intended design.
Information

Published : 2020-10-01 18:15

Updated : 2024-05-17 01:46

NVD link : CVE-2020-25200

Mitre link : CVE-2020-25200

CVE.ORG link : CVE-2020-25200

JSON object : View

Products Affected

pritunl

  • pritunl
CWE
CWE-203

Observable Discrepancy