usn-4448-1
Vulnerability from osv_ubuntu
Published
2020-08-04 16:56
Modified
2026-04-27 14:11
Summary
tomcat8 vulnerabilities
Details

It was discovered that Tomcat incorrectly validated the payload length in a WebSocket frame. A remote attacker could possibly use this issue to cause Tomcat to hang, resulting in a denial of service. (CVE-2020-13935)

It was discovered that Tomcat incorrectly handled HTTP header parsing. In certain environments where Tomcat is located behind a reverse proxy, a remote attacker could possibly use this issue to perform HTTP Reqest Smuggling. (CVE-2020-1935)

It was discovered that Tomcat incorrectly handled certain uncommon PersistenceManager with FileStore configurations. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2020-9484)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-1935",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-9484",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2020-13935",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libservlet3.1-java",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "libtomcat8-java",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8-admin",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8-common",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8-docs",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8-examples",
            "binary_version": "8.0.32-1ubuntu1.13"
          },
          {
            "binary_name": "tomcat8-user",
            "binary_version": "8.0.32-1ubuntu1.13"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "tomcat8",
        "purl": "pkg:deb/ubuntu/tomcat8@8.0.32-1ubuntu1.13?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.0.32-1ubuntu1.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.0.26-1",
        "8.0.28-1",
        "8.0.30-1",
        "8.0.32-1",
        "8.0.32-1ubuntu1",
        "8.0.32-1ubuntu1.1",
        "8.0.32-1ubuntu1.2",
        "8.0.32-1ubuntu1.3",
        "8.0.32-1ubuntu1.4",
        "8.0.32-1ubuntu1.5",
        "8.0.32-1ubuntu1.6",
        "8.0.32-1ubuntu1.7",
        "8.0.32-1ubuntu1.8",
        "8.0.32-1ubuntu1.9",
        "8.0.32-1ubuntu1.10",
        "8.0.32-1ubuntu1.11"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that Tomcat incorrectly validated the payload length in\na WebSocket frame. A remote attacker could possibly use this issue to cause\nTomcat to hang, resulting in a denial of service. (CVE-2020-13935)\n\nIt was discovered that Tomcat incorrectly handled HTTP header parsing. In\ncertain environments where Tomcat is located behind a reverse proxy, a\nremote attacker could possibly use this issue to perform HTTP Reqest\nSmuggling. (CVE-2020-1935)\n\nIt was discovered that Tomcat incorrectly handled certain uncommon\nPersistenceManager with FileStore configurations. A remote attacker could\npossibly use this issue to execute arbitrary code. (CVE-2020-9484)\n",
  "id": "USN-4448-1",
  "modified": "2026-04-27T14:11:25Z",
  "published": "2020-08-04T16:56:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4448-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-1935"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-9484"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-13935"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "tomcat8 vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2020-1935",
    "UBUNTU-CVE-2020-9484",
    "UBUNTU-CVE-2020-13935"
  ]
}



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