// For flags

CVE-2017-16590

NetGain Systems Enterprise Manager MainFilter doFilter Authentication Bypass Vulnerability

Severity Score

8.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This vulnerability allows remote attackers to bypass authentication on vulnerable installations of NetGain Systems Enterprise Manager 7.2.699 build 1001. User interaction is required to exploit this vulnerability. The specific flaw exists within the MainFilter servlet. The issue results from the lack of proper string matching inside the doFilter method. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of Administrator. Was ZDI-CAN-5099.

Esta vulnerabilidad permite que atacantes remotos omitan la autenticación en instalaciones vulnerables de NetGain Systems Enterprise Manager 7.2.699 build 1001. Se requiere interacción del usuario para explotar esta vulnerabilidad. Este error en concreto existe en el servlet MainFilter. El problema resulta de la falta de coincidencia de cadenas en el método doFilter. Un atacante podría aprovecharse de esta vulnerabilidad y otras para ejecutar código arbitrario en el contexto del Administrador. Anteriormente era ZDI-CAN-5099.

This vulnerability allows remote attackers to bypass authentication on vulnerable installations of NetGain Systems Enterprise MainFilter. User interaction is required to exploit this vulnerability.
The specific flaw exists within the MainFilter servlet. The issue results from the lack of proper string matching inside the doFilter method. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of Administrator.

*Credits: rgod
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-11-06 CVE Reserved
  • 2017-12-13 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-11-13 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-287: Improper Authentication
  • CWE-289: Authentication Bypass by Alternate Name
CAPEC
References (1)
URL Tag Source
https://zerodayinitiative.com/advisories/ZDI-17-955 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netgain-systems
Search vendor "Netgain-systems"
 Enterprise Manager
Search vendor "Netgain-systems" for product "Enterprise Manager"
 7.2.699
Search vendor "Netgain-systems" for product "Enterprise Manager" and version "7.2.699"
-
Affected