CVE-2021-44971 - Vulnerability Details - OpenCVE

Description

Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE.

Published: 2022-01-28

Score: 9.8 Critical

EPSS: 2.2% Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:tenda:ac15_firmware:15.03.05.20_multi:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac15:1.0:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:tenda:ac5_firmware:15.03.06.48_multi:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac5:1.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-31769	Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0218.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://ac15v10.com
http://tenda.com
https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md

History

No history.

Subscriptions

Tenda Ac15 Ac15 Firmware Ac5 Ac5 Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-01-28T18:17:04.000Z

Updated: 2024-08-04T04:32:13.606Z

Reserved: 2021-12-13T00:00:00.000Z

Link: CVE-2021-44971

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-01-28T19:15:07.963

Modified: 2024-11-21T06:31:45.903

Link: CVE-2021-44971

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-697

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-01-28T18:17:04.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://tenda.com"}, {"tags": ["x_refsource_MISC"], "url": "http://ac15v10.com"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-44971", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://tenda.com", "refsource": "MISC", "url": "http://tenda.com"}, {"name": "http://ac15v10.com", "refsource": "MISC", "url": "http://ac15v10.com"}, {"name": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md", "refsource": "MISC", "url": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:32:13.606Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://tenda.com"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://ac15v10.com"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-44971", "datePublished": "2022-01-28T18:17:04.000Z", "dateReserved": "2021-12-13T00:00:00.000Z", "dateUpdated": "2024-08-04T04:32:13.606Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ac15_firmware:15.03.05.20_multi:*:*:*:*:*:*:*", "matchCriteriaId": "BAF4BBA3-7C56-4383-B167-933075D5C39F", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ac15:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "D5059CAD-BD1A-4808-BCED-006444E60701", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:tenda:ac5_firmware:15.03.06.48_multi:*:*:*:*:*:*:*", "matchCriteriaId": "E540AF96-2B4E-4223-B15A-8DA89D2D12F1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:tenda:ac5:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "D141716B-56F0-4061-9D87-943B7858F2F4", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE."}, {"lang": "es", "value": "M\u00faltiples dispositivos Tenda est\u00e1n afectados por una omisi\u00f3n de autenticaci\u00f3n, como AC15V1.0 Firmware versi\u00f3n V15.03.05.20_multi... AC5V1.0 Firmware versi\u00f3n V15.03.06.48_multi, etc. un atacante puede obtener informaci\u00f3n confidencial, e incluso combinarla con una inyecci\u00f3n de comandos autenticados para implementar RCE"}], "id": "CVE-2021-44971", "lastModified": "2024-11-21T06:31:45.903", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-28T19:15:07.963", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link", "URL Repurposed"], "url": "http://ac15v10.com"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://tenda.com"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "URL Repurposed"], "url": "http://ac15v10.com"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://tenda.com"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-697"}], "source": "nvd@nist.gov", "type": "Primary"}]}