ubuntu-cve-2018-8799
Vulnerability from osv_ubuntu
Published
2019-02-05 20:29
Modified
2025-10-24 04:46
Summary
Details

rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function process_secondary_order() that results in a Denial of Service (segfault).

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "rdesktop",
            "binary_version": "1.8.3-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "rdesktop",
        "purl": "pkg:deb/ubuntu/rdesktop@1.8.3-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.8.3-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "rdesktop",
            "binary_version": "1.8.3-2build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "rdesktop",
        "purl": "pkg:deb/ubuntu/rdesktop@1.8.3-2build1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.8.3-2",
        "1.8.3-2build1"
      ]
    }
  ],
  "aliases": [],
  "details": "rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function process_secondary_order() that results in a Denial of Service (segfault).",
  "id": "UBUNTU-CVE-2018-8799",
  "modified": "2025-10-24T04:46:58Z",
  "published": "2019-02-05T20:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-8799"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/rdesktop/rdesktop/commit/766ebcf6f23ccfe8323ac10242ae6e127d4505d2"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-8799"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-8799"
  ]
}



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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.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.