CVE-2020-6882 - OpenCVE

ZTE E8810/E8820/E8822 series routers have an information leak vulnerability, which is caused by hard-coded MQTT service access credentials on the device. The remote attacker could use this credential to connect to the MQTT server, so as to obtain information about other devices by sending specific topics. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>

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

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

AV:N/AC:L/Au:N/C:P/I:N/A:N

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Zte	Zxhn E8810 Zxhn E8810 Firmware Zxhn E8820 Zxhn E8820 Firmware Zxhn E8822 Zxhn E8822 Firmware

Configuration 1 [-]

AND

OR	cpe:2.3:o:zte:zxhn_e8810_firmware:1.0.26:::::::*
	cpe:2.3:o:zte:zxhn_e8810_firmware:2.0.1:::::::*

cpe:2.3:h:zte:zxhn_e8810:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

OR	cpe:2.3:o:zte:zxhn_e8820_firmware:1.1.3:::::::*
	cpe:2.3:o:zte:zxhn_e8820_firmware:2.0.13:::::::*

cpe:2.3:h:zte:zxhn_e8820:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:zte:zxhn_e8822_firmware:2.0.13:*:*:*:*:*:*:*

cpe:2.3:h:zte:zxhn_e8822:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202

History

No history.

MITRE

Status: PUBLISHED

Assigner: zte

Published: 2020-12-21T17:18:42

Updated: 2024-08-04T09:18:01.519Z

Reserved: 2020-01-13T00:00:00

Link: CVE-2020-6882

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2020-12-21T18:15:16.790

Modified: 2021-07-21T11:39:23.747

Link: CVE-2020-6882

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "<ZXHN E8810, ZXHN E8820, ZXHN E8822>", "vendor": "n/a", "versions": [{"status": "affected", "version": "<E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>"}]}], "descriptions": [{"lang": "en", "value": "ZTE E8810/E8820/E8822 series routers have an information leak vulnerability, which is caused by hard-coded MQTT service access credentials on the device. The remote attacker could use this credential to connect to the MQTT server, so as to obtain information about other devices by sending specific topics. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>"}], "problemTypes": [{"descriptions": [{"description": "information leak", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-12-21T17:18:42", "orgId": "6786b568-6808-4982-b61f-398b0d9679eb", "shortName": "zte"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@zte.com.cn", "ID": "CVE-2020-6882", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "<ZXHN E8810, ZXHN E8820, ZXHN E8822>", "version": {"version_data": [{"version_value": "<E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "ZTE E8810/E8820/E8822 series routers have an information leak vulnerability, which is caused by hard-coded MQTT service access credentials on the device. The remote attacker could use this credential to connect to the MQTT server, so as to obtain information about other devices by sending specific topics. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "information leak"}]}]}, "references": {"reference_data": [{"name": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202", "refsource": "MISC", "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:18:01.519Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"}]}]}, "cveMetadata": {"assignerOrgId": "6786b568-6808-4982-b61f-398b0d9679eb", "assignerShortName": "zte", "cveId": "CVE-2020-6882", "datePublished": "2020-12-21T17:18:42", "dateReserved": "2020-01-13T00:00:00", "dateUpdated": "2024-08-04T09:18:01.519Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zte:zxhn_e8810_firmware:1.0.26:*:*:*:*:*:*:*", "matchCriteriaId": "0FAEA9B3-F419-4BBC-804A-A4AF940D04E0", "vulnerable": true}, {"criteria": "cpe:2.3:o:zte:zxhn_e8810_firmware:2.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "BEA58C25-152D-4FC0-BFD6-CF83E1592F6C", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zte:zxhn_e8810:-:*:*:*:*:*:*:*", "matchCriteriaId": "8C4CD17E-7D74-496D-A940-5EE0384F9F32", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zte:zxhn_e8820_firmware:1.1.3:*:*:*:*:*:*:*", "matchCriteriaId": "B724E3DB-7BEF-4CBD-9993-E15D76769326", "vulnerable": true}, {"criteria": "cpe:2.3:o:zte:zxhn_e8820_firmware:2.0.13:*:*:*:*:*:*:*", "matchCriteriaId": "89832348-13C9-4517-BD37-1809F470A459", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zte:zxhn_e8820:-:*:*:*:*:*:*:*", "matchCriteriaId": "AD8076BD-BDA8-4D23-9C64-9B943758A753", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:zte:zxhn_e8822_firmware:2.0.13:*:*:*:*:*:*:*", "matchCriteriaId": "113C6C70-0972-430F-B204-F680570A04C4", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:zte:zxhn_e8822:-:*:*:*:*:*:*:*", "matchCriteriaId": "878579E1-99D8-4BE0-858E-38A4B1A94FEC", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ZTE E8810/E8820/E8822 series routers have an information leak vulnerability, which is caused by hard-coded MQTT service access credentials on the device. The remote attacker could use this credential to connect to the MQTT server, so as to obtain information about other devices by sending specific topics. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>"}, {"lang": "es", "value": "Los enrutadores de la serie ZTE E8810/E8820/E8822, presentan una vulnerabilidad de filtraci\u00f3n de informaci\u00f3n, que es causada por unas credenciales de acceso al servicio MQTT embebidas en el dispositivo. El atacante remoto podr\u00eda usar esta credencial para conectarse al servidor MQTT, con el fin de conseguir informaci\u00f3n sobre otros dispositivos mediante el env\u00edo de temas espec\u00edficos. Esto afecta a: (ZXHN versi\u00f3n E8810, ZXHN versi\u00f3n E8820, ZXHN versi\u00f3n E8822)(E8810 versi\u00f3n V1.0.26, E8810 versi\u00f3n V2.0.1, E8820 versi\u00f3n V1.1.3L, E8820 versi\u00f3n V2.0.13, E8822 versi\u00f3n V2.0.13)"}], "id": "CVE-2020-6882", "lastModified": "2021-07-21T11:39:23.747", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "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": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-12-21T18:15:16.790", "references": [{"source": "psirt@zte.com.cn", "tags": ["Vendor Advisory"], "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014202"}], "sourceIdentifier": "psirt@zte.com.cn", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}]}