GHSA-CMC7-MFMR-XQRX

Vulnerability from github – Published: 2021-04-07 21:01 – Updated: 2024-10-21 21:02
VLAI?
Summary
Logic error in authentication in proxy.py
Details

before_upstream_connection in AuthPlugin in http/proxy/auth.py in proxy.py before 2.3.1 accepts incorrect Proxy-Authorization header data because of a boolean confusion (and versus or).

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "proxy.py"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-3116"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-287",
      "CWE-480",
      "CWE-697"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-04-06T21:58:49Z",
    "nvd_published_at": "2021-01-11T05:15:00Z",
    "severity": "HIGH"
  },
  "details": "before_upstream_connection in AuthPlugin in http/proxy/auth.py in proxy.py before 2.3.1 accepts incorrect Proxy-Authorization header data because of a boolean confusion (and versus or).",
  "id": "GHSA-cmc7-mfmr-xqrx",
  "modified": "2024-10-21T21:02:47Z",
  "published": "2021-04-07T21:01:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3116"
    },
    {
      "type": "WEB",
      "url": "https://github.com/abhinavsingh/proxy.py/pull/482"
    },
    {
      "type": "WEB",
      "url": "https://github.com/abhinavsingh/proxy.py/pull/482/commits/9b00093288237f5073c403f2c4f62acfdfa8ed46"
    },
    {
      "type": "WEB",
      "url": "https://github.com/abhinavsingh/proxy.py/commit/bff171ec26d826ae1d22d2466eaf9d8bdbf059d3"
    },
    {
      "type": "WEB",
      "url": "https://cardaci.xyz/advisories/2021/01/10/proxy.py-2.3.0-broken-basic-authentication"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/abhinavsingh/proxy.py"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-cmc7-mfmr-xqrx"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/proxy-py/PYSEC-2021-46.yaml"
    },
    {
      "type": "WEB",
      "url": "https://pypi.org/project/proxy.py/2.3.1/#history"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Logic error in authentication in proxy.py"
}


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