GHSA-8CW9-5HMV-77W6

Vulnerability from github – Published: 2022-08-06 05:21 – Updated: 2022-08-11 20:57
VLAI?
Summary
sanic vulnerable to Path Traversal when using `app.static` if using encoded `%2F` URLs
Details

Impact

Access to lateral directories when using app.static if using encoded %2F URLs. Parent directory traversal is not impacted.

Patches

  • v20.12.7 (LTS)
  • v21.12.2 (LTS)
  • v22.6.1

References

https://github.com/sanic-org/sanic/issues/2478 https://github.com/sanic-org/sanic/pull/2495

For more information

If you have any questions or comments about this advisory: * Open an issue in the community forums * Ping us on the Discord server

Severity ?
8.3 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "sanic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "22.0.0"
            },
            {
              "fixed": "22.6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "sanic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "21.0.0"
            },
            {
              "fixed": "21.12.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "sanic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "20.12.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-35920"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-08-06T05:21:19Z",
    "nvd_published_at": "2022-08-01T22:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nAccess to lateral directories when using `app.static` if using encoded `%2F` URLs. Parent directory traversal is not impacted.\n\n### Patches\n- v20.12.7 (LTS)\n- v21.12.2 (LTS)\n- v22.6.1\n\n### References\nhttps://github.com/sanic-org/sanic/issues/2478\nhttps://github.com/sanic-org/sanic/pull/2495\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [the community forums](https://community.sanicframework.org/)\n* Ping us on [the Discord server](https://discord.gg/FARQzAEMAA)\n\n",
  "id": "GHSA-8cw9-5hmv-77w6",
  "modified": "2022-08-11T20:57:49Z",
  "published": "2022-08-06T05:21:19Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/sanic-org/sanic/security/advisories/GHSA-8cw9-5hmv-77w6"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-35920"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sanic-org/sanic/issues/2478"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sanic-org/sanic/pull/2495"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/sanic-org/sanic"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "sanic vulnerable to Path Traversal when using `app.static` if using encoded `%2F` URLs"
}


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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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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