Elecom WRH-733GBK/WRH-733GWH up to 1.02.9 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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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Elecom WRH-733GBK and WRH-733GWH up to 1.02.9. This affects an unknown part. The manipulation results in os command injection. This vulnerability was named CVE-2021-20854. The attack needs to be approached within the local network. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Elecom WRH-733GBK and WRH-733GWH up to 1.02.9. Affected is an unknown functionality. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 12/01/2021. The advisory is available at jvn.jp. This vulnerability is traded as CVE-2021-20854 since 12/17/2020. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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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: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
12/01/2021 +349 days 🔍
12/01/2021 +0 days 🔍
12/04/2021 +3 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-20854 (🔍)
GCVE (CVE): GCVE-0-2021-20854
GCVE (VulDB): GCVE-100-187398

Entryinfo

Created: 12/01/2021 09:52
Updated: 12/04/2021 19:20
Changes: 12/01/2021 09:52 (37), 12/04/2021 19:12 (1), 12/04/2021 19:20 (18)
Complete: 🔍
Cache ID: 216::103

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