VDB-153941 · CVE-2019-20717 · GCVE-0-2019-20717

Netgear WNDR4500v3 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 marked as problematic has been reported in Netgear D3600, D6000, D7800, EX2700, EX6200v2, EX8000, R7500v2, R7800, RBK20, RBR20, RBS20, RBK50, RBR50, RBS50, RBS40, SRK60, SRR60, SRS60, WN2000RPTv3, WN3000RPv2, WN3000RPv3, WN3100RPv2, WNDR4300v2 and WNDR4500v3. The impacted element is an unknown function. The manipulation leads to denial of service. This vulnerability is documented as CVE-2019-20717. The attack requires being on the local network. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear D3600, D6000, D7800, EX2700, EX6200v2, EX8000, R7500v2, R7800, RBK20, RBR20, RBS20, RBK50, RBR50, RBS50, RBS40, SRK60, SRR60, SRS60, WN2000RPTv3, WN3000RPv2, WN3000RPv3, WN3100RPv2, WNDR4300v2 and WNDR4500v3 (Wireless LAN Software) and classified as problematic. This issue affects an unknown code. 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 summary by CVE is:

Certain NETGEAR devices are affected by denial of service. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D7800 before 1.0.1.44, EX2700 before 1.0.1.52, EX6200v2 before 1.0.1.74, EX8000 before 1.0.1.180, R7500v2 before 1.0.3.38, R7800 before 1.0.2.58, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, RBS50 before 2.3.0.32, RBS40 before 2.3.0.28, SRK60 before 2.2.1.210, SRR60 before 2.2.1.210, SRS60 before 2.2.1.210, WN2000RPTv3 before 1.0.1.34, WN3000RPv2 before 1.0.0.68, WN3000RPv3 before 1.0.2.70, WN3100RPv2 before 1.0.0.60, WNDR4300v2 before 1.0.0.58, and WNDR4500v3 before 1.0.0.58.

The weakness was released 04/16/2020 (Website). The advisory is shared at kb.netgear.com. The identification of this vulnerability is CVE-2019-20717 since 04/15/2020. The attack needs to be initiated within the local network. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Wireless LAN Software

Vendor

Netgear

Name

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: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (MITRE): 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Partially

Availability: 🔍
Status: Not defined

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/15/2020 🔍
04/16/2020 +1 days 🔍
04/17/2020 +1 days 🔍
05/31/2024 +1505 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Status: Not defined

CVE: CVE-2019-20717 (🔍)
GCVE (CVE): GCVE-0-2019-20717
GCVE (VulDB): GCVE-100-153941

Entryinfo

Created: 04/17/2020 10:33
Updated: 05/31/2024 07:59
Changes: 04/17/2020 10:33 (36), 04/17/2020 10:38 (12), 05/31/2024 07:59 (33)
Complete: 🔍
Cache ID: 216::103