// For flags

CVE-2017-5868

OpenVPN Access Server 2.1.4 CRLF Injection

Severity Score

6.1
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

CRLF injection vulnerability in the web interface in OpenVPN Access Server 2.1.4 allows remote attackers to inject arbitrary HTTP headers and consequently conduct session fixation attacks and possibly HTTP response splitting attacks via "%0A" characters in the PATH_INFO to __session_start__/.

Una vulnerabilidad de inyección CRLF en la interfaz web en OpenVPN Access Server versión 2.1.4, permite a los atacantes remotos inyectar encabezados HTTP arbitrarios y, en consecuencia, conducir ataques de fijación de sesión y posiblemente ataques de división de respuesta HTTP por medio de caracteres "%0A" en la variable PATH_INFO en la función __session_start __ /.

OpenVPN Access Server version 2.1.4 suffers from a CRLF injection vulnerability.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-02-02 CVE Reserved
  • 2017-05-25 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • 2024-10-28 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')
CAPEC
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"
 2.1.4
Search vendor "Openvpn" for product "Openvpn Access Server" and version "2.1.4"
-
Affected