{"api_version":"1","generated_at":"2026-04-17T08:42:45+00:00","cve":"CVE-2020-29557","urls":{"html":"https://cve.report/CVE-2020-29557","api":"https://cve.report/api/cve/CVE-2020-29557.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-29557","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-29557"},"summary":{"title":"CVE-2020-29557","description":"An issue was discovered on D-Link DIR-825 R1 devices through 3.0.1 before 2020-11-20. A buffer overflow in the web interface allows attackers to achieve pre-authentication remote code execution.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-01-29 20:15:00","updated_at":"2023-04-27 14:31:00"},"problem_types":["CWE-119"],"metrics":[],"references":[{"url":"https://shaqed.github.io/dlink/","name":"https://shaqed.github.io/dlink/","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"Reversing DIR-825 Dlink router – Shaked Delarea – Security Researcher","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.dlink.ru/ru/download2/5/19/2354/441/","name":"https://www.dlink.ru/ru/download2/5/19/2354/441/","refsource":"MISC","tags":["Vendor Advisory"],"title":"D-Link Загрузки","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-29557","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-29557","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825","cpe6":"r1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825","cpe6":"r1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/a","cpe6":"d1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/a","cpe6":"d1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/ac","cpe6":"e","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/ac","cpe6":"e1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/ac","cpe6":"e","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/ac","cpe6":"e1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/acf","cpe6":"f1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/acf","cpe6":"f1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/gf","cpe6":"gf","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"0","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"d-link","cpe5":"dir-825\\/gf","cpe6":"gf","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"1","versionEndIncluding":"3.0.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"d-link","cpe5":"dir-825_r1_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825","cpe6":"r1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825\\/a","cpe6":"d1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825\\/ac","cpe6":"e","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825\\/ac","cpe6":"e1a","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825\\/acf","cpe6":"f1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"dlink","cpe5":"dir-825\\/gf","cpe6":"gf","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"29557","vulnerable":"1","versionEndIncluding":"3.0.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"dlink","cpe5":"dir-825_r1_firmware","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":{"cve_year":"2020","cve_id":"29557","cve":"CVE-2020-29557","vendorProject":"D-Link","product":"DIR-825 R1 Devices","vulnerabilityName":"D-Link DIR-825 R1 Devices Buffer Overflow Vulnerability","dateAdded":"2021-11-03","shortDescription":"D-Link DIR-825 R1 devices contain a buffer overflow vulnerability in the web interface that may allow for remote code execution.","requiredAction":"Apply updates per vendor instructions.","dueDate":"2022-05-03","knownRansomwareCampaignUse":"Unknown","notes":"https://nvd.nist.gov/vuln/detail/CVE-2020-29557","cwes":"CWE-119","catalogVersion":"2026.04.16","updated_at":"2026-04-16 13:54:09"},"epss":{"cve_year":"2020","cve_id":"29557","cve":"CVE-2020-29557","epss":"0.903530000","percentile":"0.996050000","score_date":"2026-04-16","updated_at":"2026-04-17 00:09:26"},"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-29557","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue was discovered on D-Link DIR-825 R1 devices through 3.0.1 before 2020-11-20. A buffer overflow in the web interface allows attackers to achieve pre-authentication remote code execution."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://www.dlink.ru/ru/download2/5/19/2354/441/","refsource":"MISC","name":"https://www.dlink.ru/ru/download2/5/19/2354/441/"},{"refsource":"MISC","name":"https://shaqed.github.io/dlink/","url":"https://shaqed.github.io/dlink/"}]}},"nvd":{"publishedDate":"2021-01-29 20:15:00","lastModifiedDate":"2023-04-27 14:31:00","problem_types":["CWE-119"],"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:dlink:dir-825_r1_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"3.0.1","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825:r1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825\\/a:d1a:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825\\/ac:e:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825\\/ac:e1a:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825\\/acf:f1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:dlink:dir-825\\/gf:gf:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"29557","Ordinal":"192734","Title":"CVE-2020-29557","CVE":"CVE-2020-29557","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"29557","Ordinal":"1","NoteData":"An issue was discovered on D-Link DIR-825 R1 devices through 3.0.1 before 2020-11-20. A buffer overflow in the web interface allows attackers to achieve pre-authentication remote code execution.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"29557","Ordinal":"2","NoteData":"2021-01-29","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"29557","Ordinal":"3","NoteData":"2021-01-29","Type":"Other","Title":"Modified"}]}}}