ubuntu-cve-2020-18735
Vulnerability from osv_ubuntu
Published
2021-08-23 21:15
Modified
2026-05-20 14:52
Summary
Details

A heap buffer overflow in /src/dds_stream.c of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.

Severity
7.5 (High)
CVSS:3.1/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": "cyclonedds-tools",
            "binary_version": "0.8.2-5"
          },
          {
            "binary_name": "libcycloneddsidl0",
            "binary_version": "0.8.2-5"
          },
          {
            "binary_name": "libddsc0",
            "binary_version": "0.8.2-5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "cyclonedds",
        "purl": "pkg:deb/ubuntu/cyclonedds@0.8.2-5?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.7.0-7",
        "0.8.1-4",
        "0.8.1-4build1",
        "0.8.1-5",
        "0.8.2-1",
        "0.8.2-4",
        "0.8.2-5"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "cyclonedds-tools",
            "binary_version": "0.10.4-1.1build3"
          },
          {
            "binary_name": "libcycloneddsidl0t64",
            "binary_version": "0.10.4-1.1build3"
          },
          {
            "binary_name": "libddsc0t64",
            "binary_version": "0.10.4-1.1build3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "cyclonedds",
        "purl": "pkg:deb/ubuntu/cyclonedds@0.10.4-1.1build3?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.10.3-2",
        "0.10.4-1",
        "0.10.4-1.1",
        "0.10.4-1.1build1",
        "0.10.4-1.1build2",
        "0.10.4-1.1build3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "cyclonedds-tools",
            "binary_version": "0.10.5-1"
          },
          {
            "binary_name": "libcycloneddsidl0t64",
            "binary_version": "0.10.5-1"
          },
          {
            "binary_name": "libddsc0t64",
            "binary_version": "0.10.5-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "cyclonedds",
        "purl": "pkg:deb/ubuntu/cyclonedds@0.10.5-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.10.5-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "cyclonedds-tools",
            "binary_version": "0.10.5-1build1"
          },
          {
            "binary_name": "libcycloneddsidl0t64",
            "binary_version": "0.10.5-1build1"
          },
          {
            "binary_name": "libddsc0t64",
            "binary_version": "0.10.5-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "cyclonedds",
        "purl": "pkg:deb/ubuntu/cyclonedds@0.10.5-1build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.10.5-1",
        "0.10.5-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "A heap buffer overflow in /src/dds_stream.c of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.",
  "id": "UBUNTU-CVE-2020-18735",
  "modified": "2026-05-20T14:52:19Z",
  "published": "2021-08-23T21:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-18735"
    },
    {
      "type": "REPORT",
      "url": "https://projects.eclipse.org/projects/iot.cyclonedds"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/eclipse-cyclonedds/cyclonedds"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/eclipse-cyclonedds/cyclonedds/issues/501"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-18735"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "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"
    }
  ],
  "upstream": [
    "CVE-2020-18735"
  ]
}



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