GHSA-C74C-P4P7-R8Q5

Vulnerability from github – Published: 2022-05-24 16:55 – Updated: 2024-09-30 16:46
VLAI?
Summary
py-lmdb Invalid write operation
Details

An issue was discovered in py-lmdb 0.97. For certain values of mp_flags, mdb_page_touchdoes not properly set up mc->mc_pg[mc->top], leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 (Critical)
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
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "lmdb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.97"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2019-16225"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-04-22T22:36:10Z",
    "nvd_published_at": "2019-09-11T15:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "An issue was discovered in py-lmdb 0.97. For certain values of `mp_flags`, `mdb_page_touch `does not properly set up `mc-\u003emc_pg[mc-\u003etop]`, leading to an invalid write operation. NOTE: this outcome occurs when accessing a `data.mdb` file supplied by an attacker.",
  "id": "GHSA-c74c-p4p7-r8q5",
  "modified": "2024-09-30T16:46:23Z",
  "published": "2022-05-24T16:55:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16225"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20write%20to%20illegal%20address"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/jnwatson/py-lmdb"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/lmdb/PYSEC-2019-237.yaml"
    },
    {
      "type": "WEB",
      "url": "https://pypi.org/project/lmdb"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "py-lmdb Invalid write operation"
}


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