ubuntu-cve-2019-11234
Vulnerability from osv_ubuntu
Published
2019-04-16 00:00
Modified
2026-04-22 07:38
Summary
Details

FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing, aka a "Dragonblood" issue, a similar issue to CVE-2019-9497.

Severity
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "freeradius",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-common",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-config",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-dhcp",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-iodbc",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-krb5",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-ldap",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-memcached",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-mysql",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-postgresql",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-redis",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-rest",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-utils",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "freeradius-yubikey",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          },
          {
            "binary_name": "libfreeradius3",
            "binary_version": "3.0.16+dfsg-1ubuntu3.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "freeradius",
        "purl": "pkg:deb/ubuntu/freeradius@3.0.16+dfsg-1ubuntu3.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.0.16+dfsg-1ubuntu3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.0.15+dfsg-1ubuntu2",
        "3.0.16+dfsg-1ubuntu2",
        "3.0.16+dfsg-1ubuntu3"
      ]
    }
  ],
  "aliases": [],
  "details": "FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing, aka a \"Dragonblood\" issue, a similar issue to CVE-2019-9497.",
  "id": "UBUNTU-CVE-2019-11234",
  "modified": "2026-04-22T07:38:58Z",
  "published": "2019-04-16T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-11234"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/FreeRADIUS/freeradius-server/commit/85497b5ff37ccb656895b826b88585898c209586"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/FreeRADIUS/freeradius-server/commit/ab4c767099f263a7cd4109bcdca80ee74210a769"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3954-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-11234"
    }
  ],
  "related": [
    "USN-3954-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-11234"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.