{"id":"CVE-2021-31505","state":"PUBLISHED","title":"This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3_278. Authentication is not required to exploit this","description":"This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3_278. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SSH service. The device can be booted into a special operation mode where hard-coded credentials are accepted for SSH authentication. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-12890.","publishedAt":"2021-06-29T14:33:48.000Z","updatedAt":"2024-08-03T23:03:33.317Z","severity":{"score":6.8,"label":"Medium","version":"3.0","vector":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"zdi"},"assigner":"zdi","products":["Arlo Q Plus"],"affected":[{"vendor":"Arlo","product":"Q Plus","versions":[{"version":"1.9.0.3_278","status":"affected"}]}],"references":["https://www.zerodayinitiative.com/advisories/ZDI-21-683/","https://kb.arlo.com/000062592/Security-Advisory-for-Arlo-Q-Plus-SSH-Use-of-Hard-coded-Credentials-Allowing-Privilege-Escalation"],"weaknesses":["CWE-798"],"ingestedAt":"2026-10-29T19:48:30.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/31xxx/CVE-2021-31505.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-31505","state":"PUBLISHED","datePublished":"2021-06-29T14:33:48.000Z","dateUpdated":"2024-08-03T23:03:33.317Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2021-04-16T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3_278. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SSH service. The device can be booted into a special operation mode where hard-coded credentials are accepted for SSH authentication. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-12890."}],"affected":[{"vendor":"Arlo","product":"Q Plus","versions":[{"version":"1.9.0.3_278","status":"affected"}]}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-683/","tags":["x_refsource_MISC"]},{"url":"https://kb.arlo.com/000062592/Security-Advisory-for-Arlo-Q-Plus-SSH-Use-of-Hard-coded-Credentials-Allowing-Privilege-Escalation","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_0":{"attackComplexity":"LOW","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-798","description":"CWE-798: Use of Hard-coded Credentials","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"zdi","dateUpdated":"2021-06-29T14:33:48.000Z","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e"},"credits":[{"lang":"en","value":"Team FLASHBACK: Pedro Ribeiro (@pedrib1337 | pedrib@gmail.com) + Radek Domanski (@RabbitPro)"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"zdi-disclosures@trendmicro.com","ID":"CVE-2021-31505","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Q Plus","version":{"version_data":[{"version_value":"1.9.0.3_278"}]}}]},"vendor_name":"Arlo"}]}},"credit":"Team FLASHBACK: Pedro Ribeiro (@pedrib1337 | pedrib@gmail.com) + Radek Domanski (@RabbitPro)","data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"This vulnerability allows attackers with physical access to escalate privileges on affected installations of Arlo Q Plus 1.9.0.3_278. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SSH service. The device can be booted into a special operation mode where hard-coded credentials are accepted for SSH authentication. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-12890."}]},"impact":{"cvss":{"vectorString":"CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-798: Use of Hard-coded Credentials"}]}]},"references":{"reference_data":[{"name":"https://www.zerodayinitiative.com/advisories/ZDI-21-683/","refsource":"MISC","url":"https://www.zerodayinitiative.com/advisories/ZDI-21-683/"},{"name":"https://kb.arlo.com/000062592/Security-Advisory-for-Arlo-Q-Plus-SSH-Use-of-Hard-coded-Credentials-Allowing-Privilege-Escalation","refsource":"MISC","url":"https://kb.arlo.com/000062592/Security-Advisory-for-Arlo-Q-Plus-SSH-Use-of-Hard-coded-Credentials-Allowing-Privilege-Escalation"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-683/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://kb.arlo.com/000062592/Security-Advisory-for-Arlo-Q-Plus-SSH-Use-of-Hard-coded-Credentials-Allowing-Privilege-Escalation","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T23:03:33.317Z"}}]}}}