{
  "schema_version": "1.4.0",
  "id": "GHSA-vgv5-cxvh-vfxh",
  "modified": "2024-09-13T15:17:57Z",
  "published": "2021-04-07T20:50:57Z",
  "aliases": [
    "CVE-2020-26759"
  ],
  "summary": "Arbitrary code execution in clickhouse-driver",
  "details": "clickhouse-driver before 0.1.5 allows a malicious clickhouse server to trigger a crash or execute arbitrary code (on a database client) via a crafted server response, due to a buffer overflow.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
    },
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "clickhouse-driver"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.1.5"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26759"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mymarilyn/clickhouse-driver/commit/3e990547e064b8fca916b23a0f7d6fe8c63c7f6b"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mymarilyn/clickhouse-driver/commit/d708ed548e1d6f254ba81a21de8ba543a53b5598"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-vgv5-cxvh-vfxh"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mymarilyn/clickhouse-driver"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/clickhouse-driver/PYSEC-2021-61.yaml"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "severity": "CRITICAL",
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-06T23:25:07Z",
    "nvd_published_at": "2021-01-06T13:15:00Z"
  }
}