Cisco Small Business RV Series Router Web-based Management Interface os command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco Small Business RV Series Router. Affected by this issue is some unknown functionality of the component Web-based Management Interface. Such manipulation leads to os command injection. This vulnerability is traded as CVE-2021-40120. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco Small Business RV Series Router (Router Operating System) (unknown version) and classified as critical. Affected by this issue is an unknown code block of the component Web-based Management Interface. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was shared 11/04/2021 as cisco-sa-sbrv-cmdinjection-Z5cWFdK. The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2021-40120 since 08/25/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/25/2021 🔍
11/04/2021 +71 days 🔍
11/04/2021 +0 days 🔍
11/09/2021 +5 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-sbrv-cmdinjection-Z5cWFdK
Status: Confirmed

CVE: CVE-2021-40120 (🔍)
GCVE (CVE): GCVE-0-2021-40120
GCVE (VulDB): GCVE-100-186044

Entryinfo

Created: 11/04/2021 19:54
Updated: 11/09/2021 14:43
Changes: 11/04/2021 19:54 (49), 11/09/2021 14:40 (1), 11/09/2021 14:43 (18)
Complete: 🔍
Cache ID: 216::103

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