CVE-2011-1755

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"matchCriteriaId": "5472AEFC-EA25-49B1-AA2B-8405099B4FBE", "versionEndExcluding": "10.6.8", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "5465D904-D83E-4350-B44B-A3322B113928", "versionEndExcluding": "10.7.2", "versionStartIncluding": "10.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "BD16A092-B263-400F-BD7E-94DEB5D57EDB", "versionEndExcluding": "10.6.8", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "C567AE9D-603E-4B37-9BCF-7305033D6561", "versionEndExcluding": "10.7.2", "versionStartIncluding": "10.7.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564."}, {"lang": "es", "value": "jabberd2 antes de v2.2.14 no detecta correctamente la recursividad durante la expansi\u00f3n de la entidad, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio ( consumo de memoria y CPU ) a trav\u00e9s de un documento XML manipulado que contiene un gran n\u00famero de referencias a entidades anidadas, un problema similar a CVE-2003-1564."}], "id": "CVE-2011-1755", "lastModified": "2026-06-16T23:29:57.863", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2011-06-21T02:52:43.373", "references": [{"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://codex.xiaoka.com/svn/jabberd2/tags/jabberd-2.2.14/ChangeLog"}, {"source": "secalert@redhat.com", "tags": ["Mailing List"], "url": "http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html"}, {"source": "secalert@redhat.com", "tags": 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{"affected_release": [{"advisory": "RHSA-2011:0881", "cpe": "cpe:/a:redhat:network_proxy:5.4::el5", "package": "jabberd-0:2.2.8-12.el5sat", "product_name": "Red Hat Network Proxy v 5.4", "release_date": "2011-06-16T00:00:00Z"}, {"advisory": "RHSA-2011:0882", "cpe": "cpe:/a:redhat:network_satellite:5.4::el5", "package": "jabberd-0:2.2.8-12.el5sat", "product_name": "Red Hat Network Satellite Server v 5.4", "release_date": "2011-06-16T00:00:00Z"}], "bugzilla": {"description": "jabberd: DoS via the XML \"billion laughs attack\"", "id": "700390", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=700390"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["jabberd2 before 2.2.14 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564."], "name": "CVE-2011-1755", "public_date": "2011-05-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1755\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1755"], "statement": "Vulnerable. This issue has been addressed in Red Hat Network Satellite Server v 5.4.1 via RHSA-2011:0882 https://rhn.redhat.com/errata/RHSA-2011-0882.html and in Red Hat Network Proxy Server v5.4.1 via RHSA-2011:0881 https://rhn.redhat.com/errata/RHSA-2011-0881.html. This issue is not planned\nto be fixed in Red Hat Network Satellite Server versions 5.0.2, 5.1.1, 5.2.1, 5.3.0 and not planned to be fixed in Red Hat Network Proxy Server versions 5.0.2, 5.1.1, 5.2.1, and 5.3.0.", "threat_severity": "Low"}

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