CVE-2006-6171

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:proftpd_project:proftpd:*:*:*:*:*:*:*:*", "matchCriteriaId": "743C1E0F-3365-49C0-99A3-628586B77FCC", "versionEndIncluding": "1.3.0a", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [{"sourceIdentifier": "cve@mitre.org", "tags": ["disputed"]}], "descriptions": [{"lang": "en", "value": "ProFTPD 1.3.0a and earlier does not properly set the buffer size limit when CommandBufferSize is specified in the configuration file, which leads to an off-by-two buffer underflow. NOTE: in November 2006, the role of CommandBufferSize was originally associated with CVE-2006-5815, but this was an error stemming from a vague initial disclosure. NOTE: ProFTPD developers dispute this issue, saying that the relevant memory location is overwritten by assignment before further use within the affected function, so this is not a vulnerability"}, {"lang": "es", "value": "** IMPUGNADO ** ProFTPD 1.3.0a y versiones anteriores no asigna apropiadamente el l\u00edmite del b\u00fafer cuando se especifica CommandBufferSize en el fichero de configuraci\u00f3n, lo que conduce a un desbordamiento inferior de b\u00fafer por superaci\u00f3n de l\u00edmite (off-by-twho).\r\nNOTA: En Noviembre de 2006, el rol de CommandBufferSize fue originalmente asociado con CVE-2006-5815, lo cual fue erroneo debido a un vago descubrimiento inicial.\r\nNOTA: Los desarrolladores de ProFTPD impugnaron esta vulnerabilidad, diciendo que la ubicaci\u00f3n de memoria es sobre-escrita por asignaci\u00f3n antes de ser usada con la funci\u00f3n afectada, as\u00ed que no es una vulnerabilidad."}], "id": "CVE-2006-6171", "lastModified": "2026-06-16T22:32:36.697", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": true, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2006-11-30T15:28:00.000", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://proftp.cvs.sourceforge.net/proftp/proftpd/src/main.c?r1=1.292&r2=1.293&sortby=date"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/23174"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/23179"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/23184"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/23207"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/23329"}, {"source": "cve@mitre.org", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.502491"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2006/dsa-1218"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2006/dsa-1222"}, {"source": "cve@mitre.org", "url": "http://www.gentoo.org/security/en/glsa/glsa-200611-26.xml"}, {"source": "cve@mitre.org", "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:217-1"}, {"source": "cve@mitre.org", "url": "http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.035.html"}, {"source": "cve@mitre.org", "url": "http://www.trustix.org/errata/2006/0070"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214820"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://proftp.cvs.sourceforge.net/proftp/proftpd/src/main.c?r1=1.292&r2=1.293&sortby=date"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/23174"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/23179"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/23184"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/23207"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/23329"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.502491"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2006/dsa-1218"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2006/dsa-1222"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.gentoo.org/security/en/glsa/glsa-200611-26.xml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:217-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.035.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.trustix.org/errata/2006/0070"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=214820"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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