{"containers": {"cna": {"affected": [{"product": "Apache James", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "3.6.0", "status": "affected", "version": "Apache James", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Apache James PMC would like to thanks Benoit TELLIER for this report."}], "descriptions": [{"lang": "en", "value": "In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable Regular expression. This affected Apache James prior to 3.6.1 We recommend upgrading to Apache James 3.6.1 or higher , which enforce the use of RE2J regular expression engine to execute regex in linear time without back-tracking."}], "metrics": [{"other": {"content": {"other": "moderate"}, "type": "unknown"}}], "problemTypes": [{"descriptions": [{"description": "Regular expression Denial of service", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-01-04T09:06:14", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.openwall.com/lists/oss-security/2022/01/04/2"}, {"name": "[oss-security] 20220104 CVE-2021-40110: Apache James IMAP vulnerable to a ReDoS", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2022/01/04/2"}], "source": {"defect": ["JAMES-3635"], "discovery": "UNKNOWN"}, "title": "Apache James IMAP vulnerable to a ReDoS", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@apache.org", "ID": "CVE-2021-40110", "STATE": "PUBLIC", "TITLE": "Apache James IMAP vulnerable to a ReDoS"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Apache James", "version": {"version_data": [{"version_affected": "<=", "version_name": "Apache James", "version_value": "3.6.0"}]}}]}, "vendor_name": "Apache Software Foundation"}]}}, "credit": [{"lang": "eng", "value": "Apache James PMC would like to thanks Benoit TELLIER for this report."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable Regular expression. This affected Apache James prior to 3.6.1 We recommend upgrading to Apache James 3.6.1 or higher , which enforce the use of RE2J regular expression engine to execute regex in linear time without back-tracking."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": [{"other": "moderate"}], "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Regular expression Denial of service"}]}]}, "references": {"reference_data": [{"name": "https://www.openwall.com/lists/oss-security/2022/01/04/2", "refsource": "MISC", "url": "https://www.openwall.com/lists/oss-security/2022/01/04/2"}, {"name": "[oss-security] 20220104 CVE-2021-40110: Apache James IMAP vulnerable to a ReDoS", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2022/01/04/2"}]}, "source": {"defect": ["JAMES-3635"], "discovery": "UNKNOWN"}}}}, "cveMetadata": {"assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "cveId": "CVE-2021-40110", "datePublished": "2022-01-04T08:55:22", "dateReserved": "2021-08-25T00:00:00", "dateUpdated": "2022-01-04T09:06:14", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:james:*:*:*:*:*:*:*:*", "matchCriteriaId": "C857D994-8952-4A29-9B5C-CC3AADBAD82F", "versionEndExcluding": "3.6.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable Regular expression. This affected Apache James prior to 3.6.1 We recommend upgrading to Apache James 3.6.1 or higher , which enforce the use of RE2J regular expression engine to execute regex in linear time without back-tracking."}, {"lang": "es", "value": "En Apache James, usando Jazzer fuzzer, identificamos que un usuario de IMAP puede dise\u00f1ar comandos IMAP LIST para orquestar una denegaci\u00f3n de servicio usando una expresi\u00f3n regular vulnerable. Esto afectaba a Apache James versiones anteriores a 3.6.1. Recomendamos actualizar a Apache James versi\u00f3n 3.6.1 o superior, que refuerza el uso del motor de expresiones regulares RE2J para ejecutar regex en tiempo lineal sin retroceso"}], "id": "CVE-2021-40110", "lastModified": "2022-01-12T19:54:54.953", "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": "2022-01-04T09:15:07.327", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2022/01/04/2"}, {"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://www.openwall.com/lists/oss-security/2022/01/04/2"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}