Netgear WNR2000v3/WNR2000v4/WNR2000v5 BRS_netgear_success.html information disclosure

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 (≈)
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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.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Netgear WNR2000v3, WNR2000v4 and WNR2000v5. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the file /BRS_netgear_success.html. This manipulation causes information disclosure. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Netgear WNR2000v3, WNR2000v4 and WNR2000v5 (Wireless LAN Software) (version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function of the file /BRS_netgear_success.html. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was presented 12/20/2016 by Pedro Ribeiro as [0-day] RCE and admin credential disclosure in NETGEAR WNR2000 as not defined mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1592 for this issue.

A public exploit has been developed by Pedro Ribeiro and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 85 days. During that time the estimated underground price was around $5k-$25k. By approaching the search of inurl:BRS_netgear_success.html it is possible to find vulnerable targets with Google Hacking.

The mailinglist post contains the following remark:

NETGEAR did not respond to any emails, so THERE IS NO FIX for this vulnerability. It is recommended to replace this router with another make and model that supports OpenWRT firmware.

See VDB-94634 and VDB-94635 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Pedro Ribeiro
Download: 🔍
Google Hack: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

09/26/2016 🔍
12/20/2016 +85 days 🔍
12/20/2016 +0 days 🔍
12/22/2016 +2 days 🔍
07/24/2019 +944 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: [0-day] RCE and admin credential disclosure in NETGEAR WNR2000
Researcher: Pedro Ribeiro
Status: Not defined

GCVE (VulDB): GCVE-100-94633
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/22/2016 12:21
Updated: 07/24/2019 16:49
Changes: 12/22/2016 12:21 (47), 07/24/2019 16:49 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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