Fortinet FortiBalancer 400/1000/2000/4000 SSH Key improper authentication

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1$0-$5k0.00

A vulnerability has been found in Fortinet FortiBalancer 400/1000/2000/4000 and classified as critical. This vulnerability affects an unknown function of the component SSH Key Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect integrity.

The weakness was presented 04/02/2014 with Fortinet as FG-IR-14-010 as confirmed advisory (Website). The advisory is available at fortiguard.com. The public release was coordinated in cooperation with the vendor. This vulnerability was named CVE-2014-2722 since 04/01/2014. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

Applying the patch FBLOS-FortiBalancer-Patch-2014_02.fn is able to eliminate this problem. It is possible to mitigate the problem by applying the configuration setting config t; ssh off; write memory; exit.Proper firewalling of tcp/22 (ssh) is able to address this issue. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (92344). See 12837 and 12839 for similar entries.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: FBLOS-FortiBalancer-Patch-2014_02.fn
Config: config t; ssh off; write memory; exit
Firewalling: 🔍

Timelineinfo

04/01/2014 🔍
04/02/2014 +1 days 🔍
04/02/2014 +0 days 🔍
04/02/2014 +0 days 🔍
04/03/2014 +1 days 🔍
04/09/2014 +6 days 🔍
06/16/2021 +2625 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-14-010
Researcher: http://www.fortiguard.com
Organization: Fortinet
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2014-2722 (🔍)
X-Force: 92344 - FortiBalancer keys security bypass, Medium Risk
SecurityFocus: 66626 - FortiBalancer SSH Access CVE-2014-2721 Security Bypass Vulnerability
Secunia: 57673 - FortiBalancer SSH Access Security Bypass Vulnerability, Less Critical

See also: 🔍

Entryinfo

Created: 04/09/2014 11:47
Updated: 06/16/2021 16:30
Changes: 04/09/2014 11:47 (50), 04/01/2019 10:01 (13), 06/16/2021 16:22 (3), 06/16/2021 16:30 (18)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!