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Este problema afecta a Apache Tomcat versiones 10.0.0-M1 hasta 10.0.5; versiones 9.0.0.M1 hasta 9.0.45; versiones 8.5.0 hasta 8.5.65"}], "id": "CVE-2021-30640", "lastModified": "2026-10-08T21:17:35.173", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.2, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-30640", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-08T20:56:22.590191Z", "version": "2.0.3"}}]}, "published": "2021-07-12T15:15:08.367", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread.html/r59f9ef03929d32120f91f4ea7e6e79edd5688d75d0a9b65fd26d1fe8%40%3Cannounce.tomcat.apache.org%3E"}, {"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/08/msg00009.html"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202208-34"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20210827-0007/"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4952"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4986"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com//security-alerts/cpujul2021.html"}, {"source": "security@apache.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpujan2022.html"}, {"source": "security@apache.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread.html/r59f9ef03929d32120f91f4ea7e6e79edd5688d75d0a9b65fd26d1fe8%40%3Cannounce.tomcat.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/08/msg00009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202208-34"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20210827-0007/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4952"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2021/dsa-4986"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com//security-alerts/cpujul2021.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpujan2022.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-116"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2022:5532", "cpe": "cpe:/a:redhat:jboss_fuse:7", "package": "tomcat", "product_name": "Red Hat Fuse 7.11", "release_date": "2022-07-07T00:00:00Z"}, {"advisory": "RHSA-2021:4863", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6", "package": "tomcat", "product_name": "Red Hat JBoss Web Server 5", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el7", "package": "jws5-tomcat-0:9.0.50-3.redhat_00004.1.el7jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 7", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el7", "package": "jws5-tomcat-native-0:1.2.30-3.redhat_3.el7jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 7", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el7", "package": "jws5-tomcat-vault-0:1.1.8-4.Final_redhat_00004.1.el7jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 7", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el8", "package": "jws5-tomcat-0:9.0.50-3.redhat_00004.1.el8jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 8", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el8", "package": "jws5-tomcat-native-0:1.2.30-3.redhat_3.el8jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 8", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:4861", "cpe": "cpe:/a:redhat:jboss_enterprise_web_server:5.6::el8", "package": "jws5-tomcat-vault-0:1.1.8-4.Final_redhat_00004.1.el8jws", "product_name": "Red Hat JBoss Web Server 5.6 on RHEL 8", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2022:1179", "cpe": "cpe:/a:redhat:openshift_application_runtimes:1.0", "package": "tomcat", "product_name": "Red Hat Support for Spring Boot 2.5.10", "release_date": "2022-04-12T00:00:00Z"}], "bugzilla": {"description": "tomcat: JNDI realm authentication weakness", "id": "1981544", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981544"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N", "status": "verified"}, "cwe": "CWE-287", "details": ["A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. 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{}