{"id":"CVE-2022-27646","state":"PUBLISHED","title":"This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is re","description":"This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the circled daemon. A crafted circleinfo.txt file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15879.","publishedAt":"2023-03-29T00:00:00.000Z","updatedAt":"2025-02-18T17:47:05.390Z","severity":{"score":8,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"zdi"},"assigner":"zdi","products":["NETGEAR R6700v3"],"affected":[{"vendor":"NETGEAR","product":"R6700v3","versions":[{"version":"1.0.4.120_10.0.91","status":"affected"}]}],"references":["https://kb.netgear.com/000064721/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0324","https://www.zerodayinitiative.com/advisories/ZDI-22-523/"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T19:49:52.117Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/27xxx/CVE-2022-27646.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-27646","state":"PUBLISHED","datePublished":"2023-03-29T00:00:00.000Z","dateUpdated":"2025-02-18T17:47:05.390Z","assignerShortName":"zdi","assignerOrgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateReserved":"2022-03-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the circled daemon. A crafted circleinfo.txt file can trigger an overflow of a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15879."}],"affected":[{"vendor":"NETGEAR","product":"R6700v3","versions":[{"version":"1.0.4.120_10.0.91","status":"affected"}]}],"references":[{"url":"https://kb.netgear.com/000064721/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0324"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-523/"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"CWE-121: Stack-based Buffer Overflow"}]}],"providerMetadata":{"shortName":"zdi","orgId":"99f1926a-a320-47d8-bbb5-42feb611262e","dateUpdated":"2023-03-29T00:00:00.000Z"},"credits":[{"lang":"en","value":"Kevin Denis (@0xmitsurugi) and Antide Petit (@xarkes_) from @Synacktiv"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://kb.netgear.com/000064721/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0324","tags":["x_transferred"]},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-523/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T05:32:59.786Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-18T17:44:39.122282Z","id":"CVE-2022-27646","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-18T17:47:05.390Z"}}]}}}