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          "text": "A flaw was found in Apache Tomcat. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet can trigger an infinite loop, resulting in a denial of service. The highest threat from this vulnerability is to system availability.",
          "title": "Vulnerability description"
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          "category": "summary",
          "text": "tomcat: Infinite loop while reading an unexpected TLS packet when using OpenSSL JSSE engine",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "In Red Hat Certificate System versions 9 and older, the version of Tomcat used is not affected by this flaw.\nIn Red Hat Certificate System 10, Tomcat is affected by this flaw. However, Tomcat is configured so that it does not use OpenSSLEngine, but the Dogtag JSS SSL implementation. As a result, the flaw can not be reached.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
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            "8Base-JWS-5.5:jws5-tomcat-el-3.0-api-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
            "8Base-JWS-5.5:jws5-tomcat-javadoc-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
            "8Base-JWS-5.5:jws5-tomcat-jsp-2.3-api-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
            "8Base-JWS-5.5:jws5-tomcat-lib-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
            "8Base-JWS-5.5:jws5-tomcat-selinux-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
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          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2021:3741"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "tomcat: Infinite loop while reading an unexpected TLS packet when using OpenSSL JSSE engine"
    }
  ]
}