CVE-2011-5166 - Vulnerability Details - OpenCVE

Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute arbitrary code via a long string to the (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD commands.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.20521.

Key SSVC decision points have not yet been added.

Vendors	Products
Elif Keir	Knftp

Configuration 1 [-]

cpe:2.3:a:elif_keir:knftp:1.0.0:*:*:*:*:*:*:*

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html
http://secunia.com/advisories/45907
http://www.exploit-db.com/exploits/17819
http://www.exploit-db.com/exploits/17856
http://www.exploit-db.com/exploits/17870
http://www.exploit-db.com/exploits/18089
http://www.osvdb.org/75147
https://exchange.xforce.ibmcloud.com/vulnerabilities/69557

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2012-09-15T17:00:00

Updated: 2024-08-07T00:30:46.804Z

Reserved: 2012-09-15T00:00:00

Link: CVE-2011-5166

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2012-09-15T17:55:04.753

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-5166

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2011-08-02T00:00:00", "descriptions": [{"lang": "en", "value": "Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute arbitrary code via a long string to the (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD commands."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-08-28T12:57:01", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "45907", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/45907"}, {"name": "17856", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "http://www.exploit-db.com/exploits/17856"}, {"name": "20110902 KnFTPd v1.0.0 Multiple Command Remote Buffer Overflow", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html"}, {"name": "18089", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "http://www.exploit-db.com/exploits/18089"}, {"name": "knftpd-multiple-commands-bo(69557)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69557"}, {"name": "75147", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/75147"}, {"name": "17819", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "http://www.exploit-db.com/exploits/17819"}, {"name": "17870", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "http://www.exploit-db.com/exploits/17870"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2011-5166", "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": "Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute arbitrary code via a long string to the (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD commands."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "45907", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/45907"}, {"name": "17856", "refsource": "EXPLOIT-DB", "url": "http://www.exploit-db.com/exploits/17856"}, {"name": "20110902 KnFTPd v1.0.0 Multiple Command Remote Buffer Overflow", "refsource": "BUGTRAQ", "url": "http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html"}, {"name": "18089", "refsource": "EXPLOIT-DB", "url": "http://www.exploit-db.com/exploits/18089"}, {"name": "knftpd-multiple-commands-bo(69557)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69557"}, {"name": "75147", "refsource": "OSVDB", "url": "http://www.osvdb.org/75147"}, {"name": "17819", "refsource": "EXPLOIT-DB", "url": "http://www.exploit-db.com/exploits/17819"}, {"name": "17870", "refsource": "EXPLOIT-DB", "url": "http://www.exploit-db.com/exploits/17870"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T00:30:46.804Z"}, "title": "CVE Program Container", "references": [{"name": "45907", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/45907"}, {"name": "17856", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "http://www.exploit-db.com/exploits/17856"}, {"name": "20110902 KnFTPd v1.0.0 Multiple Command Remote Buffer Overflow", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html"}, {"name": "18089", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "http://www.exploit-db.com/exploits/18089"}, {"name": "knftpd-multiple-commands-bo(69557)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69557"}, {"name": "75147", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/75147"}, {"name": "17819", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "http://www.exploit-db.com/exploits/17819"}, {"name": "17870", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "http://www.exploit-db.com/exploits/17870"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2011-5166", "datePublished": "2012-09-15T17:00:00", "dateReserved": "2012-09-15T00:00:00", "dateUpdated": "2024-08-07T00:30:46.804Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:elif_keir:knftp:1.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "FF27C189-FD89-43B4-A1C9-4E617C44C875", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Multiple stack-based buffer overflows in KnFTP 1.0.0 allow remote attackers to execute arbitrary code via a long string to the (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD commands."}, {"lang": "es", "value": "M\u00faltiples vulnerabilidades de desbordamiento de b\u00fafer basado en pila en KnFTP v1.0.0 que permite a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de una cadena larga en los comandos (1) USER, (2) PASS, (3) REIN, (4) QUIT, (5) PORT, (6) PASV, (7) TYPE, (8) STRU, (9) MODE, (10) RETR, (11) STOR, (12) APPE, (13) ALLO, (14) REST, (15) RNFR, (16) RNTO, (17) ABOR, (18) DELE, (19) CWD, (20) LIST, (21) NLST, (22) SITE, (23) STST, (24) HELP, (25) NOOP, (26) MKD, (27) RMD, (28) PWD, (29) CDUP, (30) STOU, (31) SNMT, (32) SYST, and (33) XPWD."}], "id": "CVE-2011-5166", "lastModified": "2025-04-11T00:51:21.963", "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": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-09-15T17:55:04.753", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/45907"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17819"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17856"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17870"}, {"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/18089"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/75147"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69557"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://archives.neohapsis.com/archives/bugtraq/2011-09/0015.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/45907"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17819"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17856"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/17870"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.exploit-db.com/exploits/18089"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/75147"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69557"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}