{"api_version":"1","generated_at":"2026-04-23T09:37:08+00:00","cve":"CVE-2011-2147","urls":{"html":"https://cve.report/CVE-2011-2147","api":"https://cve.report/api/cve/CVE-2011-2147.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-2147","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2147"},"summary":{"title":"CVE-2011-2147","description":"Openswan 2.2.x does not properly restrict permissions for (1) /var/run/starter.pid, related to starter.c in the IPsec starter, and (2) /var/lock/subsys/ipsec, which allows local users to kill arbitrary processes by writing a PID to a file, or possibly bypass disk quotas by writing arbitrary data to a file, as demonstrated by files with 0666 permissions, a different vulnerability than CVE-2011-1784.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2011-05-20 22:55:00","updated_at":"2017-08-29 01:29:00"},"problem_types":["CWE-264"],"metrics":[],"references":[{"url":"http://lists.debian.org/debian-security/2011/05/msg00013.html","name":"[debian-security] 20110510 Re: World writable pid and lock files.","refsource":"MLIST","tags":[],"title":"Re: World writable pid and lock files.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.debian.org/debian-security/2011/05/msg00012.html","name":"[debian-security] 20110510 World writable pid and lock files.","refsource":"MLIST","tags":[],"title":"World writable pid and lock files.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.debian.org/debian-security/2011/05/msg00018.html","name":"[debian-security] 20110510 Re: World writable pid and lock files.","refsource":"MLIST","tags":[],"title":"Re: World writable pid and lock files.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67822","name":"openswan-pid-dos(67822)","refsource":"XF","tags":[],"title":"IBM X-Force Exchange","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-2147","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2147","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"2147","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openswan","cpe5":"openswan","cpe6":"2.2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2147","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openswan","cpe5":"openswan","cpe6":"2.2.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2147","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openswan","cpe5":"openswan","cpe6":"2.2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"2147","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openswan","cpe5":"openswan","cpe6":"2.2.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2011-2147","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":"Openswan 2.2.x does not properly restrict permissions for (1) /var/run/starter.pid, related to starter.c in the IPsec starter, and (2) /var/lock/subsys/ipsec, which allows local users to kill arbitrary processes by writing a PID to a file, or possibly bypass disk quotas by writing arbitrary data to a file, as demonstrated by files with 0666 permissions, a different vulnerability than CVE-2011-1784."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"[debian-security] 20110510 World writable pid and lock files.","refsource":"MLIST","url":"http://lists.debian.org/debian-security/2011/05/msg00012.html"},{"name":"[debian-security] 20110510 Re: World writable pid and lock files.","refsource":"MLIST","url":"http://lists.debian.org/debian-security/2011/05/msg00018.html"},{"name":"openswan-pid-dos(67822)","refsource":"XF","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/67822"},{"name":"[debian-security] 20110510 Re: World writable pid and lock files.","refsource":"MLIST","url":"http://lists.debian.org/debian-security/2011/05/msg00013.html"}]}},"nvd":{"publishedDate":"2011-05-20 22:55:00","lastModifiedDate":"2017-08-29 01:29:00","problem_types":["CWE-264"],"metrics":{"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:P/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":3.6},"severity":"LOW","exploitabilityScore":3.9,"impactScore":4.9,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openswan:openswan:2.2.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openswan:openswan:2.2.1:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"2147","Ordinal":"49345","Title":"CVE-2011-2147","CVE":"CVE-2011-2147","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"2147","Ordinal":"1","NoteData":"Openswan 2.2.x does not properly restrict permissions for (1) /var/run/starter.pid, related to starter.c in the IPsec starter, and (2) /var/lock/subsys/ipsec, which allows local users to kill arbitrary processes by writing a PID to a file, or possibly bypass disk quotas by writing arbitrary data to a file, as demonstrated by files with 0666 permissions, a different vulnerability than CVE-2011-1784.","Type":"Description","Title":null},{"CveYear":"2011","CveId":"2147","Ordinal":"2","NoteData":"2011-05-20","Type":"Other","Title":"Published"},{"CveYear":"2011","CveId":"2147","Ordinal":"3","NoteData":"2017-08-28","Type":"Other","Title":"Modified"}]}}}