PYSEC-2018-55

Vulnerability from pysec - Published: 2018-04-18 19:29 - Updated: 2021-07-15 02:22
VLAI?
Details

gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in "process_headers" function in "gunicorn/http/wsgi.py" that can result in an attacker causing the server to return arbitrary HTTP headers. This vulnerability appears to have been fixed in 19.5.0.

Impacted products
Name purl
gunicorn pkg:pypi/gunicorn
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "gunicorn",
        "purl": "pkg:pypi/gunicorn"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "19.5.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1",
        "0.10.0",
        "0.10.1",
        "0.11.0",
        "0.11.1",
        "0.11.2",
        "0.12.0",
        "0.12.1",
        "0.12.2",
        "0.13.0",
        "0.13.1",
        "0.13.2",
        "0.13.3",
        "0.13.4",
        "0.14.0",
        "0.14.1",
        "0.14.2",
        "0.14.3",
        "0.14.4",
        "0.14.5",
        "0.14.6",
        "0.15.0",
        "0.16.0",
        "0.16.1",
        "0.17.0",
        "0.17.1",
        "0.17.2",
        "0.17.3",
        "0.17.4",
        "0.2",
        "0.2.1",
        "0.3",
        "0.3.1",
        "0.3.2",
        "0.4",
        "0.4.1",
        "0.4.2",
        "0.5",
        "0.5.1",
        "0.6",
        "0.6.1",
        "0.6.2",
        "0.6.3",
        "0.6.4",
        "0.6.5",
        "0.6.6",
        "0.7.0",
        "0.7.1",
        "0.7.2",
        "0.8.0",
        "0.8.1",
        "0.9.0",
        "0.9.1",
        "17.5",
        "18.0",
        "19.0.0",
        "19.1.0",
        "19.1.1",
        "19.2.0",
        "19.2.1",
        "19.3.0",
        "19.4.0",
        "19.4.1",
        "19.4.2",
        "19.4.3",
        "19.4.4",
        "19.4.5"
      ]
    }
  ],
  "aliases": [
    "CVE-2018-1000164",
    "GHSA-32pc-xphx-q4f6"
  ],
  "details": "gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in \"process_headers\" function in \"gunicorn/http/wsgi.py\" that can result in an attacker causing the server to return arbitrary HTTP headers. This vulnerability appears to have been fixed in 19.5.0.",
  "id": "PYSEC-2018-55",
  "modified": "2021-07-15T02:22:14.592267Z",
  "published": "2018-04-18T19:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://github.com/benoitc/gunicorn/issues/1227"
    },
    {
      "type": "WEB",
      "url": "https://epadillas.github.io/2018/04/02/http-header-splitting-in-gunicorn-19.4.5"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00022.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.debian.org/security/2018/dsa-4186"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4022-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-32pc-xphx-q4f6"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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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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