CVE-2022-25596 - Vulnerability Details - OpenCVE

Description

ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.

Published: 2022-04-07

Score: 8.8 High

EPSS: < 1% Very 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

ASUS

RT-AC86U

affected

Version	Status	Constraints
`3.0.0.4.386.45956`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:*

cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update ASUS RT-AC86U firmware version to 3.0.0.4_386_46092

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-30257	ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.

No CVSS v4.0

Attack Vector Adjacent 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 Adjacent 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 0.00101.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html

History

No history.

Subscriptions

Asus Rt-ac86u Rt-ac86u Firmware

MITRE

Status: PUBLISHED

Assigner: twcert

Published: 2022-04-07T18:22:35.012Z

Updated: 2024-09-17T00:46:09.147Z

Reserved: 2022-02-21T00:00:00.000Z

Link: CVE-2022-25596

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-04-07T19:15:08.807

Modified: 2024-11-21T06:52:24.530

Link: CVE-2022-25596

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-787

{"containers": {"cna": {"affected": [{"product": "RT-AC86U", "vendor": "ASUS", "versions": [{"status": "affected", "version": "3.0.0.4.386.45956"}]}], "datePublic": "2022-03-07T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "ASUS RT-AC56U\u2019s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-04-07T18:22:34.000Z", "orgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "shortName": "twcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html"}], "solutions": [{"lang": "en", "value": "Update ASUS RT-AC86U firmware version to 3.0.0.4_386_46092"}], "source": {"advisory": "TVN-202202006", "discovery": "EXTERNAL"}, "title": "ASUS RT-AC86U - Heap-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": "2022-03-07T01:44:00.000Z", "ID": "CVE-2022-25596", "STATE": "PUBLIC", "TITLE": "ASUS RT-AC86U - Heap-based buffer overflow"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "RT-AC86U", "version": {"version_data": [{"version_affected": "=", "version_value": "3.0.0.4.386.45956"}]}}]}, "vendor_name": "ASUS"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "ASUS RT-AC56U\u2019s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-787 Out-of-bounds Write"}]}]}, "references": {"reference_data": [{"name": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html", "refsource": "MISC", "url": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html"}]}, "solution": [{"lang": "en", "value": "Update ASUS RT-AC86U firmware version to 3.0.0.4_386_46092"}], "source": {"advisory": "TVN-202202006", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T04:42:50.013Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html"}]}]}, "cveMetadata": {"assignerOrgId": "cded6c7f-6ce5-4948-8f87-aa7a3bbb6b0e", "assignerShortName": "twcert", "cveId": "CVE-2022-25596", "datePublished": "2022-04-07T18:22:35.012Z", "dateReserved": "2022-02-21T00:00:00.000Z", "dateUpdated": "2024-09-17T00:46:09.147Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:asus:rt-ac86u_firmware:3.0.0.4.386.45956:*:*:*:*:*:*:*", "matchCriteriaId": "AC295AA1-129C-40FB-999A-CFFC98DA5A43", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:asus:rt-ac86u:-:*:*:*:*:*:*:*", "matchCriteriaId": "89095282-ABBD-4056-B731-7F05638DB1A6", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "ASUS RT-AC56U\u2019s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service."}, {"lang": "es", "value": "La funci\u00f3n de configuraci\u00f3n de ASUS RT-AC56U, presenta una vulnerabilidad de desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria debido a que no ha sido comprobada suficientemente la longitud del par\u00e1metro de descifrado, lo que permite a un atacante LAN no autenticado ejecutar c\u00f3digo arbitrario, llevar a cabo operaciones arbitrarias e interrumpir el servicio"}], "id": "CVE-2022-25596", "lastModified": "2024-11-21T06:52:24.530", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "twcert@cert.org.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-04-07T19:15:08.807", "references": [{"source": "twcert@cert.org.tw", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html"}], "sourceIdentifier": "twcert@cert.org.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "twcert@cert.org.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}