{"schemaVersion":3,"id":"CVE-2016-9565","aliases":["UBUNTU-CVE-2016-9565"],"status":"published","duplicateOf":null,"title":null,"description":"MagpieRSS, as used in the front-end component in Nagios Core before 4.2.2 might allow remote attackers to read or write to arbitrary files by spoofing a crafted response from the Nagios RSS feed server.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2008-4796.","dates":{"published":"2016-12-15T22:00:00.000Z","modified":"2024-08-06T02:50:38.651Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"OSV · Ubuntu","score":9.8,"severity":"critical","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":10,"impact":9.8,"computed":true}]},"epss":{"probability":0.22684,"percentile":0.97706,"severity":"high","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.22684},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18846,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.22684,"percentile":0.97706}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18846,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.22684,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.22684,"percentile":0.97706}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_EE106C674B265DA3","name":"Exploit Reference (packetstormsecurity.com)","source":"reference","url":"http://packetstormsecurity.com/files/140169/Nagios-Core-Curl-Command-Injection-Code-Execution.html","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_7BE1C30C0D219771","name":"Exploit Reference (legalhackers.com)","source":"reference","url":"https://legalhackers.com/advisories/Nagios-Exploit-Command-Injection-CVE-2016-9565-2008-4796.html","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"40920","name":"Nagios < 4.2.2 - Arbitrary Code Execution","source":"exploit-database","url":"https://www.exploit-db.com/exploits/40920","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"remote","platforms":["linux"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"remote","platform":"linux","file":"exploits/linux/remote/40920.py","codes":["CVE-2016-9565"]},"metasploit":null}],"exploitCount":3,"weaknesses":[{"id":"CWE-284","name":"Improper Access Control","description":"The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.","type":"weakness","status":"Incomplete","abstraction":"Pillar","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/284.html"}],"affected":[{"vendor":"ubuntu","product":"nagios3","name":"nagios3","label":"nagios3","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/nagios3","purlType":"deb","versions":[{"text":"< 3.5.1-1ubuntu1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.1-1ubuntu1","eol":null,"hubHref":null},{"vendor":"nagios","product":"nagios","name":"nagios","label":"nagios","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 4.2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 4.2.1","eol":null,"hubHref":"/vendor/nagios/nagios"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://security.gentoo.org/glsa/201710-20","label":"security.gentoo.org/glsa/201710-20","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO"]},{"url":"http://www.securityfocus.com/archive/1/539925/100/0/threaded","label":"www.securityfocus.com/archive/1/539925/100/0/threaded","hostname":"www.securityfocus.com","tags":["Mailing List","X Refsource BUGTRAQ"]},{"url":"http://www.securitytracker.com/id/1037488","label":"www.securitytracker.com/id/1037488","hostname":"www.securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK"]},{"url":"http://www.securityfocus.com/bid/94922","label":"www.securityfocus.com/bid/94922","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID","Third Party Advisory"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0258.html","label":"rhn.redhat.com/errata/RHSA-2017-0258.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0212.html","label":"rhn.redhat.com/errata/RHSA-2017-0212.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0213.html","label":"rhn.redhat.com/errata/RHSA-2017-0213.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://packetstormsecurity.com/files/140169/Nagios-Core-Curl-Command-Injection-Code-Execution.html","label":"packetstormsecurity.com/files/140169/Nagios-Core-Curl-Command-Injection-Code-Execution.html","hostname":"packetstormsecurity.com","tags":["X Refsource MISC","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://seclists.org/fulldisclosure/2016/Dec/57","label":"seclists.org/fulldisclosure/2016/Dec/57","hostname":"seclists.org","tags":["Mailing List","X Refsource FULLDISC","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/40920/","label":"www.exploit-db.com/exploits/40920/","hostname":"www.exploit-db.com","tags":["Exploit","X Refsource EXPLOIT DB"]},{"url":"https://www.nagios.org/projects/nagios-core/history/4x/","label":"www.nagios.org/projects/nagios-core/history/4x/","hostname":"www.nagios.org","tags":["X Refsource CONFIRM","Vendor Advisory"]},{"url":"https://security.gentoo.org/glsa/201702-26","label":"security.gentoo.org/glsa/201702-26","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0259.html","label":"rhn.redhat.com/errata/RHSA-2017-0259.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"https://legalhackers.com/advisories/Nagios-Exploit-Command-Injection-CVE-2016-9565-2008-4796.html","label":"legalhackers.com/advisories/Nagios-Exploit-Command-Injection-CVE-2016-9565-2008-4796.html","hostname":"legalhackers.com","tags":["X Refsource MISC","Exploit","Third Party Advisory","REPORT"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0214.html","label":"rhn.redhat.com/errata/RHSA-2017-0214.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"http://rhn.redhat.com/errata/RHSA-2017-0211.html","label":"rhn.redhat.com/errata/RHSA-2017-0211.html","hostname":"rhn.redhat.com","tags":["Vendor Advisory","X Refsource REDHAT"]},{"url":"https://ubuntu.com/security/CVE-2016-9565","label":"ubuntu.com/security/CVE-2016-9565","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-9565","label":"www.cve.org/CVERecord?id=CVE-2016-9565","hostname":"www.cve.org","tags":["REPORT"]}],"lineage":{"upstream":[],"downstream":["DLA-751-1","MGASA-2017-0045","RHSA-2017:0211","RHSA-2017:0212","RHSA-2017:0213","RHSA-2017:0214","RHSA-2017:0258","RHSA-2017:0259"],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2016-12-15T22:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T02:50:38.651Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T23:16:47.142Z","stale":false,"partial":false}}