gsd-2021-35033
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-35033", "description": "A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user.", "id": "GSD-2021-35033" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-35033" ], "details": "A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user.", "id": "GSD-2021-35033", "modified": "2023-12-13T01:23:28.098490Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "security@zyxel.com.tw", "ID": "CVE-2021-35033", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "NBG6818 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABSC.0)C0 through 1.00(ABSC.4)C0" } ] } }, { "product_name": "NBG7815 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABSK.0)C0 through 1.00(ABSK.6)C0" } ] } }, { "product_name": "WSQ20 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABOF.0)C0 through 1.00(ABOF.10)C0" } ] } }, { "product_name": "WSQ50 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABKJ.0)C0 through 2.20(ABKJ.6)C0" } ] } }, { "product_name": "WSQ60 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABND.0)C0 through 2.20(ABND.7)C0" } ] } }, { "product_name": "WSR30 series firmware", "version": { "version_data": [ { "version_value": "1.00(ABMY.0)C0 through 1.00(ABMY.11)C0" } ] } } ] }, "vendor_name": "Zyxel" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user." } ] }, "impact": { "cvss": { "baseScore": "7.8", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-260: Password in Configuration File" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml", "refsource": "CONFIRM", "url": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml" }, { "name": "https://www.tenable.com/security/research/tra-2022-06", "refsource": "MISC", "url": "https://www.tenable.com/security/research/tra-2022-06" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:nbg6818_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "1.00\\(absc.5\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:nbg6818:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:nbg7815_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "1.00\\(absk.7\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:nbg7815:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:wsq20_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "1.00\\(abof.11\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:wsq20:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:wsq50_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.20\\(abkj.7\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:wsq50:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:wsq60_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.20\\(abnd.8\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:wsq60:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" }, { "children": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:zyxel:wsr30_firmware:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "1.00\\(abmy.12\\)c0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:h:zyxel:wsr30:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false } ], "operator": "OR" } ], "cpe_match": [], "operator": "AND" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "security@zyxel.com.tw", "ID": "CVE-2021-35033" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "A vulnerability in specific versions of Zyxel NBG6818, NBG7815, WSQ20, WSQ50, WSQ60, and WSR30 firmware with pre-configured password management could allow an attacker to obtain root access of the device, if the local attacker dismantles the device and uses a USB-to-UART cable to connect the device, or if the remote assistance feature had been enabled by an authenticated user." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-287" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "https://www.zyxel.com/support/Zyxel_security_advisory_for_pre-configured_password_management_vulnerability_of_home_routers_and_WiFi_systems.shtml" }, { "name": "https://www.tenable.com/security/research/tra-2022-06", "refsource": "MISC", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://www.tenable.com/security/research/tra-2022-06" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0" }, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } }, "lastModifiedDate": "2022-10-27T16:59Z", "publishedDate": "2021-11-23T22:15Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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