ubuntu-cve-2019-15523
Vulnerability from osv_ubuntu
Published
2020-12-30 21:15
Modified
2025-10-24 04:47
Summary
Details

An issue was discovered in LINBIT csync2 through 2.0. It does not correctly check for the return value GNUTLS_E_WARNING_ALERT_RECEIVED of the gnutls_handshake() function. It neglects to call this function again, as required by the design of the API.

Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "csync2",
            "binary_version": "2.0+73d3293-2build2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "csync2",
        "purl": "pkg:deb/ubuntu/csync2@2.0+73d3293-2build2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0+73d3293-2",
        "2.0+73d3293-2build1",
        "2.0+73d3293-2build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "csync2",
            "binary_version": "2.0-8-g175a01c-4ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "csync2",
        "purl": "pkg:deb/ubuntu/csync2@2.0-8-g175a01c-4ubuntu1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0-8-g175a01c-4ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "csync2",
            "binary_version": "2.0-22-gce67c55-1ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "csync2",
        "purl": "pkg:deb/ubuntu/csync2@2.0-22-gce67c55-1ubuntu1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.0-8-g175a01c-4ubuntu2",
        "2.0-22-gce67c55-1ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "An issue was discovered in LINBIT csync2 through 2.0. It does not correctly check for the return value GNUTLS_E_WARNING_ALERT_RECEIVED of the gnutls_handshake() function. It neglects to call this function again, as required by the design of the API.",
  "id": "UBUNTU-CVE-2019-15523",
  "modified": "2025-10-24T04:47:49Z",
  "published": "2020-12-30T21:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-15523"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/LINBIT/csync2/pull/13/commits/92742544a56bcbcd9ec99ca15f898b31797e39e2"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-15523"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-15523"
  ]
}



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