{"api_version":"1","generated_at":"2026-07-23T05:39:28+00:00","cve":"CVE-2011-4320","urls":{"html":"https://cve.report/CVE-2011-4320","api":"https://cve.report/api/cve/CVE-2011-4320.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-4320","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4320"},"summary":{"title":"CVE-2011-4320","description":"The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.","state":"PUBLISHED","assigner":"redhat","published_at":"2012-02-18 00:55:02","updated_at":"2026-04-29 01:13:23"},"problem_types":["CWE-399","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"4","severity":"","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","baseScore":4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2011/11/19/1","name":"http://www.openwall.com/lists/oss-security/2011/11/19/1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"oss-security - CVE request: ejabberd before 2.1.9","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.osvdb.org/77302","name":"http://www.osvdb.org/77302","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"-1","archivestatus":"0"},{"url":"http://www.openwall.com/lists/oss-security/2011/11/19/2","name":"http://www.openwall.com/lists/oss-security/2011/11/19/2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"oss-security - Re: CVE request: ejabberd before 2.1.9","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/46915","name":"http://secunia.com/advisories/46915","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Security Alerts - Secunia","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9","name":"http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Release Note ejabberd 2.1.9 - ProcessOne","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.process-one.net/browse/EJAB-1498","name":"https://support.process-one.net/browse/EJAB-1498","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"[#EJAB-1498] Fix Denial of Service when user sends malformed <publish> stanza - ProcessOne - Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-4320","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4320","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2011","cve_id":"4320","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"process-one","cpe5":"ejabberd","cpe6":"2.1.8","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2011","cve_id":"4320","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"process-one","cpe5":"ejabberd","cpe6":"3.0.0","cpe7":"alpha3","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T00:01:51.574Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"46915","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/46915"},{"name":"[oss-security] 20111119 CVE request: ejabberd before 2.1.9","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2011/11/19/1"},{"name":"77302","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"],"url":"http://www.osvdb.org/77302"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.process-one.net/browse/EJAB-1498"},{"name":"[oss-security] 20111119 Re: CVE request: ejabberd before 2.1.9","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2011/11/19/2"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2012-02-18T00:00:00.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"name":"46915","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/46915"},{"name":"[oss-security] 20111119 CVE request: ejabberd before 2.1.9","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2011/11/19/1"},{"name":"77302","tags":["vdb-entry","x_refsource_OSVDB"],"url":"http://www.osvdb.org/77302"},{"tags":["x_refsource_CONFIRM"],"url":"https://support.process-one.net/browse/EJAB-1498"},{"name":"[oss-security] 20111119 Re: CVE request: ejabberd before 2.1.9","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2011/11/19/2"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9"}]}},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2011-4320","datePublished":"2012-02-18T00:00:00.000Z","dateReserved":"2011-11-04T00:00:00.000Z","dateUpdated":"2024-08-07T00:01:51.574Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2012-02-18 00:55:02","lastModifiedDate":"2026-04-29 01:13:23","problem_types":["CWE-399","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:N/I:N/A:P","baseScore":4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:process-one:ejabberd:2.1.8:*:*:*:*:*:*:*","matchCriteriaId":"8652562F-6AB8-4241-A9E8-C23AF3148905"},{"vulnerable":true,"criteria":"cpe:2.3:a:process-one:ejabberd:3.0.0:alpha3:*:*:*:*:*:*","matchCriteriaId":"7C7AC01A-2F46-4460-8543-C1AF45414FF8"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2011","CveId":"4320","Ordinal":"1","Title":"CVE-2011-4320","CVE":"CVE-2011-4320","Year":"2011"},"notes":[{"CveYear":"2011","CveId":"4320","Ordinal":"1","NoteData":"The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.","Type":"Description","Title":"CVE-2011-4320"},{"CveYear":"2011","CveId":"4320","Ordinal":"2","NoteData":"2012-02-17","Type":"Other","Title":"Published"}]}}}