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.
8.4	$0-$5k	0.00

A vulnerability was found in Netgear WNR2000v5 (Wireless LAN Software) (unknown version). It has been declared as critical. This vulnerability affects an unknown code block of the file /apply.cgi. The manipulation of the argument hidden_lang_avi with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The NETGEAR WNR2000v5 router contains a buffer overflow in the hidden_lang_avi parameter when invoking the URL /apply.cgi?/lang_check.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.

The bug was discovered 01/30/2017. The weakness was disclosed 01/30/2017 by Pedro Ribeiro (Website). The advisory is available at kb.netgear.com. This vulnerability was named CVE-2016-10174 since 01/29/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional. As 0-day the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11760 (NETGEAR WNR2000 Remote Code Execution Vulnerability). This issue was added on 03/25/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 04/15/2022:

Apply updates per vendor instructions.

Proper firewalling of is able to address this issue. Attack attempts may be identified with Snort ID 41096.

The vulnerability is also documented in the vulnerability database at Exploit-DB (41719). The entries 96263 and 96264 are pretty similar.

Productinfo

Type

• Wireless LAN Software

Vendor

• Netgear

Name

• WNR2000v5

License

• commercial

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

OpenVAS ID: 902518
OpenVAS Name: NETGEAR WNR2000 Router Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: netgear_wnr2000_rce.rb
MetaSploit Name: NETGEAR WNR2000v5 (Un)authenticated hidden_lang_avi Stack Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍
Snort ID: 41096
Snort Message: SERVER-WEBAPP Netgear WNR2000 hidden_lang_avi stack buffer overflow attempt
Snort Class: 🔍

Suricata ID: 2024121
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

01/29/2017 🔍
01/29/2017 +0 days 🔍
01/30/2017 +1 days 🔍
01/30/2017 +0 days 🔍
01/30/2017 +0 days 🔍
01/30/2017 +0 days 🔍
04/24/2024 +2641 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Researcher: Pedro Ribeiro
Status: Not defined

CVE: CVE-2016-10174 (🔍)
SecurityFocus: 95867 - Netgear WNR2000 Multiple Security Vulnerabilities
OSVDB: - CVE-2016-10174 - NETGEAR - WNR2000v5 - Buffer Overflow Issue

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/30/2017 17:26
Updated: 04/24/2024 13:56
Changes: 01/30/2017 17:26 (75), 08/07/2020 11:55 (9), 04/24/2024 13:56 (25)
Complete: 🔍

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