PYSEC-2017-22

Vulnerability from pysec - Published: 2017-11-08 03:29 - Updated: 2021-07-05 00:01
VLAI?
Details

An exploitable vulnerability exists in the YAML loading functionality of util.py in OwlMixin before 2.0.0a12. A "Load YAML" string or file (aka load_yaml or load_yamlf) can execute arbitrary Python commands resulting in command execution because load is used where safe_load should have been used. An attacker can insert Python into loaded YAML to trigger this vulnerability.

Impacted products
Name purl
owlmixin pkg:pypi/owlmixin

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "owlmixin",
        "purl": "pkg:pypi/owlmixin"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5d0575303f6df869a515ced4285f24ba721e0d4e"
            }
          ],
          "repo": "https://github.com/tadashi-aikawa/owlmixin",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0.0",
        "1.0.0b3",
        "1.0.0b4",
        "1.0.0b6",
        "1.0.0b7",
        "1.0.0rc1",
        "1.0.0rc10",
        "1.0.0rc11",
        "1.0.0rc12",
        "1.0.0rc13",
        "1.0.0rc14",
        "1.0.0rc15",
        "1.0.0rc16",
        "1.0.0rc2",
        "1.0.0rc3",
        "1.0.0rc4",
        "1.0.0rc5",
        "1.0.0rc6",
        "1.0.0rc7",
        "1.0.0rc8",
        "1.0.0rc9",
        "1.1.0",
        "1.2.0",
        "1.2.0a1",
        "2.0.0a1",
        "2.0.0a10",
        "2.0.0a11",
        "2.0.0a12",
        "2.0.0a2",
        "2.0.0a3",
        "2.0.0a4",
        "2.0.0a5",
        "2.0.0a6",
        "2.0.0a7",
        "2.0.0a9",
        "2.0.0rc1"
      ]
    }
  ],
  "aliases": [
    "CVE-2017-16618",
    "GHSA-ccmq-qvcp-5mrm"
  ],
  "details": "An exploitable vulnerability exists in the YAML loading functionality of util.py in OwlMixin before 2.0.0a12. A \"Load YAML\" string or file (aka load_yaml or load_yamlf) can execute arbitrary Python commands resulting in command execution because load is used where safe_load should have been used. An attacker can insert Python into loaded YAML to trigger this vulnerability.",
  "id": "PYSEC-2017-22",
  "modified": "2021-07-05T00:01:23.384346Z",
  "published": "2017-11-08T03:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://github.com/tadashi-aikawa/owlmixin/issues/12"
    },
    {
      "type": "FIX",
      "url": "https://github.com/tadashi-aikawa/owlmixin/commit/5d0575303f6df869a515ced4285f24ba721e0d4e"
    },
    {
      "type": "ARTICLE",
      "url": "https://joel-malwarebenchmark.github.io/blog/2017/11/08/cve-2017-16618-convert-through-owlmixin/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-ccmq-qvcp-5mrm"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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