CVE-2010-20049

{"id": "CVE-2010-20049", "cveTags": [{"tags": ["unsupported-when-assigned"], "sourceIdentifier": "disclosure@vulncheck.com"}], "metrics": {"cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 9.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-08-20T16:15:33.773", "references": [{"url": "https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/ftp/leapftp_list_reply.rb", "source": "disclosure@vulncheck.com"}, {"url": "https://web.archive.org/web/20111013232627/http://www.leapware.com/", "source": "disclosure@vulncheck.com"}, {"url": "https://web.archive.org/web/20111016194057/https://www.corelan.be/index.php/2010/10/12/death-of-an-ftp-client/", "source": "disclosure@vulncheck.com"}, {"url": "https://www.exploit-db.com/exploits/16704", "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/leapftp-stack-buffer-overflow", "source": "disclosure@vulncheck.com"}, {"url": "https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/ftp/leapftp_list_reply.rb", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}, {"url": "https://www.exploit-db.com/exploits/16704", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "LeapFTP <\u00a03.1.x contains a stack-based buffer overflow vulnerability in its FTP client parser. When the client receives a directory listing containing a filename longer than 528 bytes, the application fails to properly bound-check the input and overwrites the Structured Exception Handler (SEH) chain. This allows an attacker operating a malicious FTP server to execute arbitrary code on the victim\u2019s machine when the file is listed or downloaded."}, {"lang": "es", "value": "LeapFTP &lt; 3.1.x contiene una vulnerabilidad de desbordamiento de b\u00fafer basada en pila en el analizador de su cliente FTP. Cuando el cliente recibe una lista de directorios con un nombre de archivo de m\u00e1s de 528 bytes, la aplicaci\u00f3n no realiza la comprobaci\u00f3n de enlace correcta de la entrada y sobrescribe la cadena del Gestor de Excepciones Estructuradas (SEH). Esto permite que un atacante que opere un servidor FTP malicioso ejecute c\u00f3digo arbitrario en el equipo de la v\u00edctima cuando el archivo se lista o se descarga."}], "lastModified": "2025-08-22T18:09:17.710", "sourceIdentifier": "disclosure@vulncheck.com"}