{
  "fix": "libtomcat9-embed-java 9.0.31-1ubuntu0.2",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libtomcat9-embed-java-9.0.31-1ubuntu0.2",
  "summary": "libtomcat9-embed-java 9.0.31-1ubuntu0.2, released September 16, 2021, fixes 6 CVEs in libtomcat9-embed-java. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libtomcat9-embed-java 9.0.31-1ubuntu0.2 for Ubuntu 20.04 LTS (focal)",
  "released": "2021-09-16T08:15:00Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 6 CVEs, none high severity",
  "supported": false,
  "cveCount": 6,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.74667,
  "appliesTo": [
    {
      "product": "libtomcat9-embed-java",
      "productUrl": "https://patchblox.com/security/product/linux/libtomcat9-embed-java",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "9.0.31-1ubuntu0.2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-33037",
      "url": "https://patchblox.com/security/cve/CVE-2021-33037",
      "title": "tomcat9: Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-e...",
      "priority": "Routine",
      "severity": "moderate",
      "epss": 0.74667,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-17527",
      "url": "https://patchblox.com/security/cve/CVE-2020-17527",
      "title": "libtomcat9-embed-java: While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.24622,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-25122",
      "url": "https://patchblox.com/security/cve/CVE-2021-25122",
      "title": "libtomcat8-embed-java: When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8....",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.18114,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-30640",
      "url": "https://patchblox.com/security/cve/CVE-2021-30640",
      "title": "libtomcat9-embed-java: A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid use...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.09886,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-25329",
      "url": "https://patchblox.com/security/cve/CVE-2021-25329",
      "title": "libservlet3.0-java: The fix for CVE-2020-9484 was incomplete",
      "priority": "Routine",
      "severity": "Low",
      "epss": 0.09491,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-41079",
      "url": "https://patchblox.com/security/cve/CVE-2021-41079",
      "title": "libtomcat8-embed-java: Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.07182,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}