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GHSA-rfjc-xrmf-5vvwmedium4.0

Privilege escalation by backend users assigned to the default "Publisher" system role

Check your stack

The advisory, in context

Impact

Backend users with the default "Publisher" system role have access to create & manage users where they can choose which role the new user has. This means that a user with "Publisher" access has the ability to escalate their access to "Developer" access.

Patches

Issue has been patched in Build 470 (v1.0.470) & v1.1.1.

Workarounds

Apply https://github.com/octobercms/october/commit/78a37298a4ed4602b383522344a31e311402d829 to your installation manually if unable to upgrade to Build 470 or v1.1.1.

References

Reported by Hoan Hoang

For more information

If you have any questions or comments about this advisory:

Threat assessment:

<img width="1098" alt="Screen Shot 2020-10-10 at 1 37 25 PM" src="https://user-images.githubusercontent.com/7253840/95663611-e6326c80-0afd-11eb-8a1e-8b767a7202fb.png">

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

Ecosystem versions

From 1.0.319 before 1.0.470

Fixed in 1.0.470

151 explicitly affected versions

v1.0.319, v1.0.320, v1.0.321, v1.0.322, v1.0.323, v1.0.324, v1.0.325, v1.0.326, v1.0.327, v1.0.328, v1.0.329, v1.0.330, v1.0.331, v1.0.332, v1.0.333, v1.0.334, v1.0.335, v1.0.336, v1.0.337, v1.0.338, v1.0.339, v1.0.340, v1.0.341, v1.0.342, v1.0.343, v1.0.344, v1.0.345, v1.0.346, v1.0.347, v1.0.348, v1.0.349, v1.0.350, v1.0.351, v1.0.352, v1.0.353, v1.0.354, v1.0.355, v1.0.356, v1.0.357, v1.0.358, v1.0.359, v1.0.360, v1.0.361, v1.0.362, v1.0.363, v1.0.364, v1.0.365, v1.0.366, v1.0.367, v1.0.368, v1.0.369, v1.0.370, v1.0.371, v1.0.372, v1.0.373, v1.0.374, v1.0.375, v1.0.376, v1.0.377, v1.0.378, v1.0.379, v1.0.380, v1.0.381, v1.0.382, v1.0.383, v1.0.384, v1.0.385, v1.0.386, v1.0.387, v1.0.388, v1.0.389, v1.0.390, v1.0.391, v1.0.392, v1.0.393, v1.0.394, v1.0.395, v1.0.396, v1.0.397, v1.0.398, v1.0.399, v1.0.400, v1.0.401, v1.0.402, v1.0.403, v1.0.404, v1.0.405, v1.0.406, v1.0.407, v1.0.408, v1.0.409, v1.0.410, v1.0.411, v1.0.412, v1.0.413, v1.0.414, v1.0.415, v1.0.416, v1.0.417, v1.0.418, v1.0.419, v1.0.420, v1.0.421, v1.0.422, v1.0.423, v1.0.424, v1.0.425, v1.0.426, v1.0.427, v1.0.428, v1.0.429, v1.0.430, v1.0.431, v1.0.432, v1.0.433, v1.0.434, v1.0.435, v1.0.436, v1.0.437, v1.0.438, v1.0.439, v1.0.440, v1.0.441, v1.0.442, v1.0.443, v1.0.444, v1.0.445, v1.0.446, v1.0.447, v1.0.448, v1.0.449, v1.0.450, v1.0.451, v1.0.452, v1.0.453, v1.0.454, v1.0.455, v1.0.456, v1.0.457, v1.0.458, v1.0.459, v1.0.460, v1.0.461, v1.0.462, v1.0.463, v1.0.464, v1.0.465, v1.0.466, v1.0.467, v1.0.468, v1.0.469

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "1.0.319"
        },
        {
          "fixed": "1.0.470"
        }
      ],
      "type": "ECOSYSTEM"
    }
  ],
  "versions": [
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    "v1.0.320",
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    "v1.0.324",
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    "v1.0.334",
    "v1.0.335",
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    "v1.0.339",
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    "v1.0.342",
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    "v1.0.345",
    "v1.0.346",
    "v1.0.347",
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    "v1.0.353",
    "v1.0.354",
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    "v1.0.371",
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    "v1.0.376",
    "v1.0.377",
    "v1.0.378",
    "v1.0.379",
    "v1.0.380",
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    "v1.0.383",
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    "v1.0.393",
    "v1.0.394",
    "v1.0.395",
    "v1.0.396",
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    "v1.0.398",
    "v1.0.399",
    "v1.0.400",
    "v1.0.401",
    "v1.0.402",
    "v1.0.403",
    "v1.0.404",
    "v1.0.405",
    "v1.0.406",
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    "v1.0.439",
    "v1.0.440",
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    "v1.0.445",
    "v1.0.446",
    "v1.0.447",
    "v1.0.448",
    "v1.0.449",
    "v1.0.450",
    "v1.0.451",
    "v1.0.452",
    "v1.0.453",
    "v1.0.454",
    "v1.0.455",
    "v1.0.456",
    "v1.0.457",
    "v1.0.458",
    "v1.0.459",
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    "v1.0.465",
    "v1.0.466",
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    "v1.0.468",
    "v1.0.469"
  ]
}

References