VDB-189182 · CVE-2021-45556 · PSV-2021-0175

Netgear GS108Tv2 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.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Netgear GS108Tv2, GS110TPP, GS110TPv2, GS110TPv3, GS308T, GS310TP, GS724TPP, GS724TPv2, GS728TPPv2, GS728TPv2, GS752TPP, GS752TPv2, MS510TXM and MS510TXUP. This issue affects some unknown processing. Such manipulation leads to command injection. This vulnerability is uniquely identified as CVE-2021-45556. The attack can only be initiated within the local network. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Netgear GS108Tv2, GS110TPP, GS110TPv2, GS110TPv3, GS308T, GS310TP, GS724TPP, GS724TPv2, GS728TPPv2, GS728TPv2, GS752TPP, GS752TPv2, MS510TXM and MS510TXUP (Router Operating System). Affected by this issue is an unknown function. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 12/26/2021 as PSV-2021-0175. The advisory is available at kb.netgear.com. This vulnerability is handled as CVE-2021-45556 since 12/25/2021. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Router Operating System

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: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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

12/25/2021 🔍
12/26/2021 +1 days 🔍
12/26/2021 +0 days 🔍
12/28/2021 +2 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: PSV-2021-0175
Status: Confirmed

CVE: CVE-2021-45556 (🔍)
GCVE (CVE): GCVE-0-2021-45556
GCVE (VulDB): GCVE-100-189182

Entryinfo

Created: 12/26/2021 10:43
Updated: 12/28/2021 09:14
Changes: 12/26/2021 10:43 (48), 12/28/2021 09:14 (1)
Complete: 🔍
Cache ID: 216::103