ubuntu-cve-2020-11099
Vulnerability from osv_ubuntu
Published
2020-06-22 22:15
Modified
2026-04-22 07:39
Summary
Details

In FreeRDP before version 2.1.2, there is an out of bounds read in license_read_new_or_upgrade_license_packet. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2.

Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
3.5 (Low)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "freerdp2-shadow-x11",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "freerdp2-wayland",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "freerdp2-x11",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libfreerdp-client2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libfreerdp-server2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libfreerdp-shadow-subsystem2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libfreerdp-shadow2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libfreerdp2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libuwac0-0",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libwinpr-tools2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "libwinpr2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          },
          {
            "binary_name": "winpr-utils",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.18.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "freerdp2",
        "purl": "pkg:deb/ubuntu/freerdp2@2.2.0+dfsg1-0ubuntu0.18.04.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.0+dfsg1-0ubuntu0.18.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0.0~git20170725.1.1648deb+dfsg1-1",
        "2.0.0~git20170725.1.1648deb+dfsg1-5",
        "2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu1",
        "2.0.0~git20170725.1.1648deb+dfsg1-5ubuntu2",
        "2.0.0~git20170725.1.1648deb+dfsg1-6",
        "2.0.0~git20170725.1.1648deb+dfsg1-6build1",
        "2.0.0~git20170725.1.1648deb+dfsg1-7",
        "2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1",
        "2.1.1+dfsg1-0ubuntu0.18.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "freerdp2-shadow-x11",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "freerdp2-wayland",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "freerdp2-x11",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libfreerdp-client2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libfreerdp-server2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libfreerdp-shadow-subsystem2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libfreerdp-shadow2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libfreerdp2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libuwac0-0",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libwinpr-tools2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "libwinpr2-2",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          },
          {
            "binary_name": "winpr-utils",
            "binary_version": "2.2.0+dfsg1-0ubuntu0.20.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "freerdp2",
        "purl": "pkg:deb/ubuntu/freerdp2@2.2.0+dfsg1-0ubuntu0.20.04.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.0+dfsg1-0ubuntu0.20.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0.0~git20190204.1.2693389a+dfsg1-1",
        "2.0.0~git20190204.1.2693389a+dfsg1-2",
        "2.0.0~git20190204.1.2693389a+dfsg1-2build1",
        "2.0.0~git20190204.1.2693389a+dfsg1-2build2",
        "2.1.1+dfsg1-0ubuntu0.20.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "In FreeRDP before version 2.1.2, there is an out of bounds read in license_read_new_or_upgrade_license_packet. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2.",
  "id": "UBUNTU-CVE-2020-11099",
  "modified": "2026-04-22T07:39:22Z",
  "published": "2020-06-22T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-11099"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-977w-866x-4v5h"
    },
    {
      "type": "REPORT",
      "url": "http://www.freerdp.com/2020/06/22/2_1_2-released"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/FreeRDP/FreeRDP/commit/6ade7b4cbfd71c54b3d724e8f2d6ac76a58e879a"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4481-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-11099"
    }
  ],
  "related": [
    "USN-4481-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-11099"
  ]
}



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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.
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