Fortinet FortiBalancer 400/1000/2000/4000 SSH Authentication 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

Summaryinfo

A vulnerability classified as critical has been found in Fortinet FortiBalancer 400/1000/2000/4000. Affected by this vulnerability is an unknown functionality of the component SSH Authentication Handler. Performing a manipulation results in improper authentication. This vulnerability is reported as CVE-2014-2721. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Fortinet FortiBalancer 400/1000/2000/4000. This affects some unknown processing of the component SSH Authentication Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on integrity.

The weakness was disclosed 04/02/2014 with Fortinet as FG-IR-14-010 as confirmed advisory (Website). The advisory is shared at fortiguard.com. The public release has been coordinated in cooperation with Fortinet. This vulnerability is uniquely identified as CVE-2014-2721 since 04/01/2014. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly 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.It is possible to mitigate the weakness by firewalling tcp/22 (ssh). 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 databases at X-Force (92343), SecurityFocus (BID 66626†) and Secunia (SA57673†). The entries VDB-12838 and VDB-12839 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
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
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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-2014-2721 (🔍)
GCVE (CVE): GCVE-0-2014-2721
GCVE (VulDB): GCVE-100-12837
X-Force: 92343 - FortiBalancer security balancer passwords 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 11:39
Updated: 06/16/2021 16:14
Changes: 04/09/2014 11:39 (50), 04/01/2019 09:59 (13), 06/16/2021 16:06 (3), 06/16/2021 16:14 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!