CVE-2021-44158 - OpenCVE

ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Adjacent Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

AV:A/AC:L/Au:S/C:C/I:C/A:C

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Asus	Rt-ax56u Rt-ax56u Firmware

Configuration 1 [-]

AND

cpe:2.3:o:asus:rt-ax56u_firmware:3.0.0.4.386.44266:*:*:*:*:*:*:*

cpe:2.3:h:asus:rt-ax56u:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html

History

No history.

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2022-01-03T10:10:18.551223Z

Updated: 2024-09-16T16:52:58.821Z

Reserved: 2021-11-23T00:00:00

Link: CVE-2021-44158

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-01-03T10:15:08.190

Modified: 2023-06-26T19:02:59.217

Link: CVE-2021-44158

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "RT-AX56U", "vendor": "ASUS", "versions": [{"status": "affected", "version": "3.0.0.4.386.44266"}]}], "datePublic": "2022-01-03T00:00:00", "descriptions": [{"lang": "en", "value": "ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "description": "CWE-121 Stack-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-03T10:10:18", "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html"}], "solutions": [{"lang": "en", "value": "ASUS RT-AX56U firmware update version to 3.0.0.4.386.45898"}], "source": {"advisory": "TVN-202112001", "discovery": "EXTERNAL"}, "title": "ASUS RT-AX56U Router - Stack-based buffer overflow", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "TWCERT/CC", "ASSIGNER": "cve@cert.org.tw", "DATE_PUBLIC": "2022-01-03T08:18:00.000Z", "ID": "CVE-2021-44158", "STATE": "PUBLIC", "TITLE": "ASUS RT-AX56U Router - Stack-based buffer overflow"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "RT-AX56U", "version": {"version_data": [{"version_affected": "=", "version_value": "3.0.0.4.386.44266"}]}}]}, "vendor_name": "ASUS"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-121 Stack-based Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html", "refsource": "MISC", "url": "https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html"}]}, "solution": [{"lang": "en", "value": "ASUS RT-AX56U firmware update version to 3.0.0.4.386.45898"}], "source": {"advisory": "TVN-202112001", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:17:24.526Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html"}]}]}, "cveMetadata": {"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "assignerShortName": "twcert", "cveId": "CVE-2021-44158", "datePublished": "2022-01-03T10:10:18.551223Z", "dateReserved": "2021-11-23T00:00:00", "dateUpdated": "2024-09-16T16:52:58.821Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:asus:rt-ax56u_firmware:3.0.0.4.386.44266:*:*:*:*:*:*:*", "matchCriteriaId": "F31163B5-A930-40F9-ACDA-8E93755B1C43", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:asus:rt-ax56u:-:*:*:*:*:*:*:*", "matchCriteriaId": "4D747097-702E-4046-9723-01A586336534", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service."}, {"lang": "es", "value": "El router Wi-Fi ASUS RT-AX56U es vulnerable a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria debido a una comprobaci\u00f3n inapropiada de la longitud del par\u00e1metro httpd. Un atacante autenticado de la red de \u00e1rea local puede lanzar una ejecuci\u00f3n de c\u00f3digo arbitrario para controlar el sistema o interrumpir el servicio"}], "id": "CVE-2021-44158", "lastModified": "2023-06-26T19:02:59.217", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 7.7, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:A/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "twcert@cert.org.tw", "type": "Secondary"}]}, "published": "2022-01-03T10:15:08.190", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1284"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-121"}], "source": "twcert@cert.org.tw", "type": "Secondary"}]}