Billion Router 7700NR4 Telnet Service hard-coded credentials

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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Billion Router 7700NR4. The affected element is an unknown function of the component Telnet Service. The manipulation results in hard-coded credentials. In addition, an exploit is available. Applying restrictive firewalling is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Billion Router 7700NR4 (Router Operating System) (unknown version). Affected is an unknown code block of the component Telnet Service. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. CWE is classifying the issue as CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 10/06/2016 by Rio Sherri (R-73eN) as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1110.001 by the MITRE ATT&CK project.

A public exploit has been developed by Rio Sherri (R-73eN) in Python and been published immediately after the advisory. The exploit is shared for download at seclists.org. It is declared as proof-of-concept.

It is possible to mitigate the weakness by firewalling tcp/23 (telnet).

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Rio Sherri (R-73eN)
Programming Language: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Firewalling: 🔍

Timelineinfo

10/06/2016 🔍
10/06/2016 +0 days 🔍
10/12/2016 +6 days 🔍
05/07/2019 +937 days 🔍

Sourcesinfo

Advisory: seclists.org
Researcher: Rio Sherri (R-73eN)
Status: Not defined

GCVE (VulDB): GCVE-100-92538
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/12/2016 09:43
Updated: 05/07/2019 16:27
Changes: 10/12/2016 09:43 (47), 05/07/2019 16:27 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!