VDB-154279 · CVE-2018-21106 · GCVE-0-2018-21106

Netgear R7800 prior 1.0.2.60 os command injection

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 classified as critical has been found in Netgear R7800. This issue affects some unknown processing. This manipulation causes os command injection. The identification of this vulnerability is CVE-2018-21106. The attack needs to be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Netgear R7800 (Wireless LAN Software). Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

NETGEAR R7800 devices before 1.0.2.60 are affected by command injection by an authenticated user.

The weakness was shared 04/23/2020 (Website). It is possible to read the advisory at kb.netgear.com. This vulnerability is known as CVE-2018-21106 since 04/20/2020. The exploitation appears to be easy. Access to the local network is required for this attack to succeed. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 1.0.2.60 eliminates this vulnerability.

The entries VDB-154283, VDB-154282, VDB-154281 and VDB-154280 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Wireless LAN Software

Vendor

Netgear

Name

R7800

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: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
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: 🔍

Upgrade: R7800 1.0.2.60

Timelineinfo

04/20/2020 🔍
04/23/2020 +3 days 🔍
04/24/2020 +1 days 🔍
06/02/2024 +1500 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-21106 (🔍)
GCVE (CVE): GCVE-0-2018-21106
GCVE (VulDB): GCVE-100-154279
See also: 🔍

Entryinfo

Created: 04/24/2020 07:12
Updated: 06/02/2024 09:14
Changes: 04/24/2020 07:12 (38), 04/24/2020 07:17 (18), 10/12/2020 08:08 (1), 10/12/2020 08:14 (1), 06/02/2024 09:14 (27)
Complete: 🔍
Cache ID: 216::103