VDB-153978 · CVE-2019-20754 · GCVE-0-2019-20754

Netgear WNR3500Lv2 memory corruption

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Netgear DGN2200, DGN2200B, D8500, D7000v2, D6400, D6220, EX7000, EX6200, EX6150, EX7500, JNDR3000, R8000, R8500, R8300, R7900P, R8000P, R7900, R7000P, R7300DST, R7100LG, R6900P, R7000, R6900, R6700, R6400v2, R6400, R6300v2, R6250, WNDR4500v2 and WNR3500Lv2. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation results in memory corruption. This vulnerability was named CVE-2019-20754. The attack needs to be approached within the local network. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netgear DGN2200, DGN2200B, D8500, D7000v2, D6400, D6220, EX7000, EX6200, EX6150, EX7500, JNDR3000, R8000, R8500, R8300, R7900P, R8000P, R7900, R7000P, R7300DST, R7100LG, R6900P, R7000, R6900, R6700, R6400v2, R6400, R6300v2, R6250, WNDR4500v2 and WNR3500Lv2 (Wireless LAN Software). It has been classified as critical. Affected is some unknown processing. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects DGN2200 before 1.0.0.58, DGN2200B before 1.0.0.58, D8500 before 1.0.3.42, D7000v2 before 1.0.0.51, D6400 before 1.0.0.80, D6220 before 1.0.0.44, EX7000 before 1.0.0.66, EX6200 before 1.0.3.88, EX6150 before 1.0.0.42, EX7500 before 1.0.0.46, JNDR3000 before 1.0.0.24, R8000 before 1.0.4.18, R8500 before 1.0.2.122, R8300 before 1.0.2.122, R7900P before 1.4.0.10, R8000P before 1.4.0.10, R7900 before 1.0.2.16, R7000P before 1.3.1.44, R7300DST before 1.0.0.68, R7100LG before 1.0.0.46, R6900P before 1.3.1.44, R7000 before 1.0.9.32, R6900 before 1.0.1.46, R6700 before 1.0.1.46, R6400v2 before 1.0.2.56, R6400 before 1.0.1.42, R6300v2 before 1.0.4.28, R6250 before 1.0.4.26, WNDR4500v2 before 1.0.0.72, and WNR3500Lv2 before 1.2.0.54.

The weakness was presented 04/16/2020 (Website). The advisory is available at kb.netgear.com. This vulnerability is traded as CVE-2019-20754 since 04/15/2020. Access to the local network is required for this attack to succeed. Required for exploitation is a authentication. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

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

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: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector (MITRE): 🔍

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: 🔍

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-2019-20754 (🔍)
GCVE (CVE): GCVE-0-2019-20754
GCVE (VulDB): GCVE-100-153978

Entryinfo

Created: 04/17/2020 10:59
Updated: 05/31/2024 09:34
Changes: 04/17/2020 10:59 (36), 04/17/2020 11:04 (12), 05/31/2024 09:34 (34)
Complete: 🔍
Cache ID: 216::103