// For flags

CVE-2019-1937

Cisco Integrated Management Controller Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data Authentication Bypass Vulnerability

Severity Score

9.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to acquire a valid session token with administrator privileges, bypassing user authentication. The vulnerability is due to insufficient request header validation during the authentication process. An attacker could exploit this vulnerability by sending a series of malicious requests to an affected device. An exploit could allow the attacker to use the acquired session token to gain full administrator access to the affected device.

Una vulnerabilidad en la interfaz de administración basada en la web de Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director y Cisco UCS Director Express para Big Data podría permitir que un atacante remoto no autenticado adquiera un token de sesión válido con privilegios de administrador, evitando al usuario autenticación. La vulnerabilidad se debe a una validación insuficiente del encabezado de la solicitud durante el proceso de autenticación. Un atacante podría aprovechar esta vulnerabilidad enviando una serie de solicitudes maliciosas a un dispositivo afectado. Un exploit podría permitir al atacante usar el token de sesión adquirido para obtener acceso completo del administrador al dispositivo afectado.

Cisco UCS Director, Cisco Integrated Management Controller Supervisor and Cisco UCS Director Express for Big Data suffer from default password, authentication bypass, and command injection vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-12-06 CVE Reserved
  • 2019-08-21 CVE Published
  • 2023-07-15 First Exploit
  • 2024-08-14 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-287: Improper Authentication
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
Integrated Management Controller Supervisor
Search vendor "Cisco" for product "Integrated Management Controller Supervisor"
>= 2.2.0.3 <= 2.2.0.6
Search vendor "Cisco" for product "Integrated Management Controller Supervisor" and version " >= 2.2.0.3 <= 2.2.0.6"
-
Affected
Cisco
Search vendor "Cisco"
Ucs Director
Search vendor "Cisco" for product "Ucs Director"
>= 6.6.0.0 <= 6.6.1.0
Search vendor "Cisco" for product "Ucs Director" and version " >= 6.6.0.0 <= 6.6.1.0"
-
Affected
Cisco
Search vendor "Cisco"
Ucs Director
Search vendor "Cisco" for product "Ucs Director"
>= 6.7.0.0 <= 6.7.1.0
Search vendor "Cisco" for product "Ucs Director" and version " >= 6.7.0.0 <= 6.7.1.0"
-
Affected
Cisco
Search vendor "Cisco"
Ucs Director
Search vendor "Cisco" for product "Ucs Director"
6.7\(0.0.67265\)
Search vendor "Cisco" for product "Ucs Director" and version "6.7\(0.0.67265\)"
-
Affected
Cisco
Search vendor "Cisco"
Ucs Director Express For Big Data
Search vendor "Cisco" for product "Ucs Director Express For Big Data"
>= 3.7.0.0 <= 3.7.1.0
Search vendor "Cisco" for product "Ucs Director Express For Big Data" and version " >= 3.7.0.0 <= 3.7.1.0"
-
Affected
Cisco
Search vendor "Cisco"
Ucs Director Express For Big Data
Search vendor "Cisco" for product "Ucs Director Express For Big Data"
3.6.0.0
Search vendor "Cisco" for product "Ucs Director Express For Big Data" and version "3.6.0.0"
-
Affected