{"api_version":"1","generated_at":"2026-07-23T12:20:42+00:00","cve":"CVE-2020-15636","urls":{"html":"https://cve.report/CVE-2020-15636","api":"https://cve.report/api/cve/CVE-2020-15636.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-15636","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-15636"},"summary":{"title":"CVE-2020-15636","description":"This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json 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. 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Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json 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-9852."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-121: Stack-based Buffer Overflow"}]}]},"references":{"reference_data":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-20-937/","refsource":"MISC","name":"https://www.zerodayinitiative.com/advisories/ZDI-20-937/"},{"url":"https://kb.netgear.com/000062128/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-R6700v3-PSV-2020-0224","refsource":"MISC","name":"https://kb.netgear.com/000062128/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-R6700v3-PSV-2020-0224"}]},"impact":{"cvss":{"vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"}}},"nvd":{"publishedDate":"2020-08-20 01:17:00","lastModifiedDate":"2020-08-24 20:27:00","problem_types":["CWE-121"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":10},"severity":"HIGH","exploitabilityScore":10,"impactScore":10,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.0.4.98","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:netgear:r6700:v3:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"15636","Ordinal":"177034","Title":"CVE-2020-15636","CVE":"CVE-2020-15636","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"15636","Ordinal":"1","NoteData":"This vulnerability allows remote attackers to execute arbitrary code on affected installations of NETGEAR R6400, R6700, R7000, R7850, R7900, R8000, RS400, and XR300 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the check_ra service. A crafted raePolicyVersion in a RAE_Policy.json 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-9852.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"15636","Ordinal":"2","NoteData":"2020-08-19","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"15636","Ordinal":"3","NoteData":"2020-08-19","Type":"Other","Title":"Modified"}]}}}