CVE-2021-27342

{"id": "CVE-2021-27342", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2021-05-17T13:15:07.733", "references": [{"url": "https://blog.whtaguy.com/2021/05/d-link-router-cve-2021-27342.html", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/guywhataguy/D-Link-CVE-2021-27342-exploit/blob/main/dlink-telnet-exploit-CVE-2021-27342.py", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10225", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "An authentication brute-force protection mechanism bypass in telnetd in D-Link Router model DIR-842 firmware version 3.0.2 allows a remote attacker to circumvent the anti-brute-force cool-down delay period via a timing-based side-channel attack"}, {"lang": "es", "value": "Una omisi\u00f3n del mecanismo de protecci\u00f3n de autenticaci\u00f3n de fuerza bruta en telnetd en el modelo de D-Link Router versiones de firmware 3.0.2, permite a un atacante remoto omitir el per\u00edodo de retardo anti-brute-force cool-down por medio de un ataque de canal lateral basado en sincronizaci\u00f3n"}], "lastModified": "2021-05-24T20:14:05.517", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dir-842e_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6F3EDBCE-4431-42B9-A090-5BADCEA95993", "versionEndIncluding": "3.0.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dir-842e:r1:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "65E5AFDB-B666-4943-A7A4-59DC45EC4829"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}