{"api_version":"1","generated_at":"2026-07-23T09:17:25+00:00","cve":"CVE-2015-0681","urls":{"html":"https://cve.report/CVE-2015-0681","api":"https://cve.report/api/cve/CVE-2015-0681.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2015-0681","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-0681"},"summary":{"title":"CVE-2015-0681","description":"The TFTP server in Cisco IOS 12.2(44)SQ1, 12.2(33)XN1, 12.4(25e)JAM1, 12.4(25e)JAO5m, 12.4(23)JY, 15.0(2)ED1, 15.0(2)EY3, 15.1(3)SVF4a, and 15.2(2)JB1 and IOS XE 2.5.x, 2.6.x, 3.1.xS, 3.2.xS, 3.3.xS, 3.4.xS, and 3.5.xS before 3.6.0S; 3.1.xSG, 3.2.xSG, and 3.3.xSG before 3.4.0SG; 3.2.xSE before 3.3.0SE; 3.2.xXO before 3.3.0XO; 3.2.xSQ; 3.3.xSQ; and 3.4.xSQ allows remote attackers to cause a denial of service (device hang or reload) via multiple requests that trigger improper memory management, aka Bug ID CSCts66733.","state":"PUBLISHED","assigner":"cisco","published_at":"2015-07-24 16:59:00","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-399","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.1","severity":"","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","data":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:C","baseScore":7.1,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150722-tftp/cvrf/cisco-sa-20150722-tftp_cvrf.xml","name":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150722-tftp/cvrf/cisco-sa-20150722-tftp_cvrf.xml","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Cisco IOS Software TFTP Server Denial of Service 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Vulnerability","tags":["vendor-advisory","x_refsource_CISCO"],"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150722-tftp"},{"name":"1033023","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id/1033023"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@cisco.com","ID":"CVE-2015-0681","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":"The TFTP server in Cisco IOS 12.2(44)SQ1, 12.2(33)XN1, 12.4(25e)JAM1, 12.4(25e)JAO5m, 12.4(23)JY, 15.0(2)ED1, 15.0(2)EY3, 15.1(3)SVF4a, and 15.2(2)JB1 and IOS XE 2.5.x, 2.6.x, 3.1.xS, 3.2.xS, 3.3.xS, 3.4.xS, and 3.5.xS before 3.6.0S; 3.1.xSG, 3.2.xSG, and 3.3.xSG before 3.4.0SG; 3.2.xSE before 3.3.0SE; 3.2.xXO before 3.3.0XO; 3.2.xSQ; 3.3.xSQ; and 3.4.xSQ allows remote attackers to cause a denial of service (device hang or reload) via multiple requests that trigger improper memory management, aka Bug ID CSCts66733."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150722-tftp/cvrf/cisco-sa-20150722-tftp_cvrf.xml","refsource":"CONFIRM","url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150722-tftp/cvrf/cisco-sa-20150722-tftp_cvrf.xml"},{"name":"20150722 Cisco IOS Software TFTP Server Denial of Service 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22:30:45","problem_types":["CWE-399","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:C","baseScore":7.1,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":8.6,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:12.2\\(33\\)xn1:*:*:*:*:*:*:*","matchCriteriaId":"8E1F00A4-D2A7-4A61-8E74-ECDB879902D7"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:12.2\\(44\\)sq1:*:*:*:*:*:*:*","matchCriteriaId":"742DA70E-6FF9-451D-9E62-F81EFB0BEB6C"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:12.4\\(23\\)jy:*:*:*:*:*:*:*","matchCriteriaId":"1A22F1CF-D56B-4FFF-AA8F-6FF0C94D820D"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:12.4\\(25e\\)jam1:*:*:*:*:*:*:*","matchCriteriaId":"30FFBD57-E751-42C8-AE89-CD2073F45688"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:12.4\\(25e\\)jao5m:*:*:*:*:*:*:*","matchCriteriaId":"4559FD34-EAAB-43C5-8AAD-801277C127D7"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:15.0\\(2\\)ed1:*:*:*:*:*:*:*","matchCriteriaId":"E5D3C419-D1FF-45E8-A5B1-AFFC59567478"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:15.0\\(2\\)ey3:*:*:*:*:*:*:*","matchCriteriaId":"054583DC-AAF8-4BF0-AC13-5A488476C161"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:15.1\\(3\\)svf4a:*:*:*:*:*:*:*","matchCriteriaId":"C1AE36D6-372E-441E-B0D7-00F4CE74E72F"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios:15.2\\(2\\)jb1:*:*:*:*:*:*:*","matchCriteriaId":"E15A69BF-50B6-42BE-9F44-7A7EBA28CC6D"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:*","matchCriteriaId":"23AD1406-D2E4-4517-BF3E-A87C1FA8AC7E"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:*","matchCriteriaId":"6D203439-1A4B-4805-8A15-5A33C612A5B4"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.5.2:*:*:*:*:*:*:*","matchCriteriaId":"A2DC46EA-C766-4EBA-B686-29B3B23F0155"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.6.0:*:*:*:*:*:*:*","matchCriteriaId":"71A41531-FBC0-41DD-9965-8CAFA30488AE"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.6.1:*:*:*:*:*:*:*","matchCriteriaId":"310BA9E3-8175-4220-9FC3-48390C994174"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:2.6.2:*:*:*:*:*:*:*","matchCriteriaId":"7B837418-4855-44BE-BA6F-0840864481A4"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.0:*:*:*:*:*:*:*","matchCriteriaId":"F6C871C9-3188-45A8-813D-20377636CB93"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.1:*:*:*:*:*:*:*","matchCriteriaId":"48981190-4C87-48B8-918F-A8A9951254BA"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.2:*:*:*:*:*:*:*","matchCriteriaId":"58ECBD42-D3C1-42E2-938B-D85BE56A198E"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.3:*:*:*:*:*:*:*","matchCriteriaId":"8D6A8329-2A58-446A-B3C1-21AA2BBD24AE"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.4:*:*:*:*:*:*:*","matchCriteriaId":"F4D44065-91B3-4BED-B0ED-572F97B2D0BC"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.5:*:*:*:*:*:*:*","matchCriteriaId":"1A4FDC07-F76A-4158-95A4-040FE29B14F4"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1s.6:*:*:*:*:*:*:*","matchCriteriaId":"6D8110BB-6112-4CD5-A7ED-8D0E4225B7FF"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1sg.0:*:*:*:*:*:*:*","matchCriteriaId":"068D8882-15FE-4DD6-A62B-5B10F62B7890"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.1sg.1:*:*:*:*:*:*:*","matchCriteriaId":"672BF10B-7946-423F-829A-82202D0F645C"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2s.0:*:*:*:*:*:*:*","matchCriteriaId":"AA132110-6338-4958-A23F-E09058011181"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2s.1:*:*:*:*:*:*:*","matchCriteriaId":"52D93563-1E49-4ED7-885D-35836F2545FB"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2s.2:*:*:*:*:*:*:*","matchCriteriaId":"2F2BF213-8DBB-4EB7-9D40-4F1DEB7034E5"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2s.3:*:*:*:*:*:*:*","matchCriteriaId":"913D878F-4F8C-4E8E-86D0-12D3BFC92425"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2se.0:*:*:*:*:*:*:*","matchCriteriaId":"680215C0-ED5B-402B-8A10-168D5E611032"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2se.1:*:*:*:*:*:*:*","matchCriteriaId":"D37305F6-DD74-4306-AF94-C15C13935AAE"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2se.2:*:*:*:*:*:*:*","matchCriteriaId":"378430EC-78AD-49C2-B95D-164BD0027C4A"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2se.3:*:*:*:*:*:*:*","matchCriteriaId":"6A38A062-EFA3-488A-96A2-D1037A26E457"},{"vulnerable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TFTP server in Cisco IOS 12.2(44)SQ1, 12.2(33)XN1, 12.4(25e)JAM1, 12.4(25e)JAO5m, 12.4(23)JY, 15.0(2)ED1, 15.0(2)EY3, 15.1(3)SVF4a, and 15.2(2)JB1 and IOS XE 2.5.x, 2.6.x, 3.1.xS, 3.2.xS, 3.3.xS, 3.4.xS, and 3.5.xS before 3.6.0S; 3.1.xSG, 3.2.xSG, and 3.3.xSG before 3.4.0SG; 3.2.xSE before 3.3.0SE; 3.2.xXO before 3.3.0XO; 3.2.xSQ; 3.3.xSQ; and 3.4.xSQ allows remote attackers to cause a denial of service (device hang or reload) via multiple requests that trigger improper memory management, aka Bug ID CSCts66733.","Type":"Description","Title":"CVE-2015-0681"},{"CveYear":"2015","CveId":"681","Ordinal":"2","NoteData":"2015-07-24","Type":"Other","Title":"Published"},{"CveYear":"2015","CveId":"681","Ordinal":"3","NoteData":"2017-09-20","Type":"Other","Title":"Modified"}]}}}