CVE-2016-1909

Fortinet FortiGate 4.x < 5.0.7 - SSH Backdoor Access

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Fortinet FortiAnalyzer before 5.0.12 and 5.2.x before 5.2.5; FortiSwitch 3.3.x before 3.3.3; FortiCache 3.0.x before 3.0.8; and FortiOS 4.1.x before 4.1.11, 4.2.x before 4.2.16, 4.3.x before 4.3.17 and 5.0.x before 5.0.8 have a hardcoded passphrase for the Fortimanager_Access account, which allows remote attackers to obtain administrative access via an SSH session.

Fortinet FortiAnalyzer en versiones anteriores a 5.0.12 y 5.2.x en versiones anteriores a 5.2.5; FortiSwitch 3.3.x en versiones anteriores a 3.3.3; FortiCache 3.0.x en versiones anteriores a 3.0.8; y FortiOS 4.1.x en versiones anteriores a 4.1.11, 4.2.x en versiones anteriores a 4.2.16, 4.3.x en versiones anteriores a 4.3.17 y 5.0.x en versiones anteriores a 5.0.8 tienen una frase de contraseña embebida para la cuenta Fortimanager_Access, lo que permite a atacantes remotos obtener acceso administrativo a través de una sesión SSH.

*Credits: N/A

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

2016-01-09 First Exploit
2016-01-15 CVE Reserved
2016-01-15 CVE Published
2023-12-09 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-264: Permissions, Privileges, and Access Controls

CAPEC

References (8)

URL	Tag	Source
http://blog.fortinet.com/post/brief-statement-regarding-issues-found-with-fortios	X_refsource_confirm
http://www.fortiguard.com/advisory/multiple-products-ssh-undocumented-login-vulnerability	X_refsource_confirm
http://www.securitytracker.com/id/1034663	Vdb Entry
https://twitter.com/esizkur/status/686842135501508608	X_refsource_misc

URL	Date	SRC
https://www.exploit-db.com/exploits/43386	2016-01-09
http://packetstormsecurity.com/files/135225/FortiGate-OS-5.0.7-SSH-Backdoor.html	2024-08-05
http://seclists.org/fulldisclosure/2016/Jan/26	2024-08-05
https://www.exploit-db.com/exploits/39224	2024-08-05

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
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				<= 4.3.16 Search vendor "Fortinet" for product "Fortios" and version " <= 4.3.16"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0 Search vendor "Fortinet" for product "Fortios" and version "5.0"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.0 Search vendor "Fortinet" for product "Fortios" and version "5.0.0"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.1 Search vendor "Fortinet" for product "Fortios" and version "5.0.1"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.2 Search vendor "Fortinet" for product "Fortios" and version "5.0.2"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.3 Search vendor "Fortinet" for product "Fortios" and version "5.0.3"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.4 Search vendor "Fortinet" for product "Fortios" and version "5.0.4"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.5 Search vendor "Fortinet" for product "Fortios" and version "5.0.5"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.6 Search vendor "Fortinet" for product "Fortios" and version "5.0.6"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				5.0.7 Search vendor "Fortinet" for product "Fortios" and version "5.0.7"		-		Affected