CVE-2023-35137 - Vulnerability Details - OpenCVE

An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Zyxel	Nas326 Nas326 Firmware Nas542 Nas542 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products

History

No history.

MITRE

Status: PUBLISHED

Assigner: Zyxel

Published: 2023-11-30T01:25:52.494Z

Updated: 2024-08-02T16:23:59.353Z

Reserved: 2023-06-14T06:26:48.564Z

Link: CVE-2023-35137

Vulnrichment

No data.

NVD

Status : Modified

Published: 2023-11-30T02:15:42.460

Modified: 2024-11-21T08:08:00.607

Link: CVE-2023-35137

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-35137", "assignerOrgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "state": "PUBLISHED", "assignerShortName": "Zyxel", "dateReserved": "2023-06-14T06:26:48.564Z", "datePublished": "2023-11-30T01:25:52.494Z", "dateUpdated": "2024-08-02T16:23:59.353Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "NAS326 firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "V5.21(AAZF.14)C0"}]}, {"defaultStatus": "unaffected", "product": "NAS542 firmware", "vendor": "Zyxel", "versions": [{"status": "affected", "version": "V5.21(ABAG.11)C0"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device."}], "value": "An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-287", "description": "CWE-287 Improper Authentication", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "96e50032-ad0d-4058-a115-4d2c13821f9f", "shortName": "Zyxel", "dateUpdated": "2023-11-30T01:25:52.494Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T16:23:59.353Z"}, "title": "CVE Program Container", "references": [{"tags": ["vendor-advisory", "x_transferred"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"}]}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:nas326_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "897157F4-9F3E-4F03-91DF-6223C1BAA451", "versionEndIncluding": "5.21\\(aazf.14\\)c0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:nas326:-:*:*:*:*:*:*:*", "matchCriteriaId": "E0A01B19-4A91-4FBC-8447-2E854346DAC5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zyxel:nas542_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "0A0D05F3-0FBD-43D0-8041-2AAF822B83C5", "versionEndIncluding": "5.21\\(abag.11\\)c0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zyxel:nas542:-:*:*:*:*:*:*:*", "matchCriteriaId": "31C4DD0F-28D0-4BF7-897B-5EEC32AA7277", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "An improper authentication vulnerability in the authentication module of the Zyxel NAS326 firmware version V5.21(AAZF.14)C0 and NAS542 firmware version V5.21(ABAG.11)C0 could allow an unauthenticated attacker to obtain system information by sending a crafted URL to a vulnerable device."}, {"lang": "es", "value": "Una vulnerabilidad de autenticaci\u00f3n incorrecta en el m\u00f3dulo de autenticaci\u00f3n de la versi\u00f3n de firmware V5.21(AAZF.14)C0 de Zyxel NAS326 y la versi\u00f3n de firmware NAS542 V5.21(ABAG.11)C0 podr\u00eda permitir que un atacante no autenticado obtenga informaci\u00f3n del sistema enviando una URL manipulada a un dispositivo vulnerable."}], "id": "CVE-2023-35137", "lastModified": "2024-11-21T08:08:00.607", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security@zyxel.com.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-30T02:15:42.460", "references": [{"source": "security@zyxel.com.tw", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-authentication-bypass-and-command-injection-vulnerabilities-in-nas-products"}], "sourceIdentifier": "security@zyxel.com.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "security@zyxel.com.tw", "type": "Secondary"}]}