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PYSEC-2013-22
Vulnerability from pysec - Published: 2013-08-06 02:52 - Updated: 2021-07-15 02:22easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
| Name | purl | setuptools | pkg:pypi/setuptools |
|---|
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "setuptools",
"purl": "pkg:pypi/setuptools"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.7"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.6b1",
"0.6b2",
"0.6b3",
"0.6b4",
"0.6c1",
"0.6c10",
"0.6c11",
"0.6c2",
"0.6c3",
"0.6c4",
"0.6c5",
"0.6c6",
"0.6c7",
"0.6c8",
"0.6c9"
]
}
],
"aliases": [
"CVE-2013-1633",
"GHSA-27x4-j476-jp5f"
],
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "PYSEC-2013-22",
"modified": "2021-07-15T02:22:20.324113Z",
"published": "2013-08-06T02:52:00Z",
"references": [
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a/"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-27x4-j476-jp5f"
}
]
}
BREW-PIPENV-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:28 – Updated: 2026-09-10 00:53 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@84.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pipenv",
"purl": "pkg:brew/pipenv"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2026.7.1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pipenv-CVE-2013-1633",
"modified": "2026-09-10T00:53:28Z",
"published": "2026-08-13T17:28:21Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PROWLER-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 00:58 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@84.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "prowler",
"purl": "pkg:brew/prowler"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.37.1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-prowler-CVE-2013-1633",
"modified": "2026-09-10T00:58:53Z",
"published": "2026-08-13T17:29:23Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYINSTALLER-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:00 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@84.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pyinstaller",
"purl": "pkg:brew/pyinstaller"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "6.22.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pyinstaller-CVE-2013-1633",
"modified": "2026-09-10T01:00:09Z",
"published": "2026-08-13T17:29:36Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYPY-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:00 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@44.1.1",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pypy",
"purl": "pkg:brew/pypy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.3.23"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@44.1.1",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "44.1.1"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pypy-CVE-2013-1633",
"modified": "2026-09-10T01:00:19Z",
"published": "2026-08-13T17:29:47Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYPY3.10-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:00 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@59.8.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pypy3.10",
"purl": "pkg:brew/pypy3.10"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.3.19"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@59.8.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "59.8.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pypy3.10-CVE-2013-1633",
"modified": "2026-09-10T01:00:19Z",
"published": "2026-08-13T17:29:47Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYPY3.11-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:00 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@84.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pypy3.11",
"purl": "pkg:brew/pypy3.11"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.3.23_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pypy3.11-CVE-2013-1633",
"modified": "2026-09-10T01:00:19Z",
"published": "2026-08-13T17:29:47Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYPY3.9-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-08-13 17:29 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@74.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pypy3.9",
"purl": "pkg:brew/pypy3.9"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.3.16_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@74.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "74.0.0"
},
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@74.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "74.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pypy3.9-CVE-2013-1633",
"modified": "2026-08-13T17:29:47Z",
"published": "2026-08-13T17:29:47Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYQT-BUILDER-CVE-20… (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:00 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@83.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "pyqt-builder",
"purl": "pkg:brew/pyqt-builder"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.1_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@83.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "83.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-pyqt-builder-CVE-2013-1633",
"modified": "2026-09-10T01:00:19Z",
"published": "2026-08-13T17:29:47Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYTHON-SETUPTOOLS-C… (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:01 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "python-setuptools",
"purl": "pkg:brew/python-setuptools"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "84.0.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-python-setuptools-CVE-2013-1633",
"modified": "2026-09-10T01:01:31Z",
"published": "2026-08-13T17:29:48Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
BREW-PYTHON@3.10-CVE-2013-1633 (GHSA-27X4-J476-JP5F)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 01:01 – Source websiteeasy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "setuptools",
"resource_purl": "pkg:pypi/setuptools@84.0.0",
"upstream_fixed_in": "0.7"
},
"package": {
"ecosystem": "Homebrew",
"name": "python@3.10",
"purl": "pkg:brew/python%403.10"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.10.21"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/setuptools@84.0.0",
"name": "setuptools",
"resource": "setuptools",
"strategy": "registry",
"subject_version": "84.0.0"
}
]
},
"details": "easy_install in setuptools before 0.7 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to the default use of the product.",
"id": "BREW-python@3.10-CVE-2013-1633",
"modified": "2026-09-10T01:01:41Z",
"published": "2026-08-13T17:29:58Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-1633"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/setuptools/PYSEC-2013-22.yaml"
},
{
"type": "PACKAGE",
"url": "https://github.com/pypa/setuptools"
},
{
"type": "WEB",
"url": "https://pypi.python.org/pypi/setuptools/0.9.8#changes"
},
{
"type": "WEB",
"url": "http://www.reddit.com/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Setuptools vulnerable to Man-in-the-middle attacks",
"upstream": [
"GHSA-27x4-j476-jp5f",
"CVE-2013-1633",
"PYSEC-2013-22"
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- 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.
Vulnerability timeline
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.