CVE-2021-37626

Published Aug 11, 2021

Last updated 3 years ago

CVSS high 7.2

Overview

Description: Contao is an open source CMS that allows you to create websites and scalable web applications. In affected versions it is possible to load PHP files by entering insert tags in the Contao back end. Installations are only affected if they have untrusted back end users who have the rights to modify fields that are shown in the front end. Update to Contao 4.4.56, 4.9.18 or 4.11.7 to resolve. If you cannot update then disable the login for untrusted back end users.
Source: security-advisories@github.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.2
Impact score: 5.9
Exploitability score: 1.2
Vector string: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH

CVSS 2.0

Type: Primary
Base score: 6.5
Impact score: 6.4
Exploitability score: 8
Vector string: AV:N/AC:L/Au:S/C:P/I:P/A:P

Weaknesses

nvd@nist.gov: CWE-94
security-advisories@github.com: CWE-94

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "B2CE6152-30F2-4712-B4DD-08F091E9ADF9",
            "versionEndExcluding": "4.4.56",
            "versionStartIncluding": "4.4.0"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "C35F4C67-BA49-46DD-A843-4D2F93B50FA3",
            "versionEndExcluding": "4.9.18",
            "versionStartIncluding": "4.9.0"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "00F8DCD4-A7B8-4DD9-9A3C-5640D7284FF4",
            "versionEndExcluding": "4.11.7",
            "versionStartIncluding": "4.11.0"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.0.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "8EB22924-9904-40AE-AD23-427B01985DE0"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.1.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "6D89C4A4-3614-4C0E-A1EE-DC3166E635F3"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.2.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "D19BB4B2-5649-4DF1-8DF8-49609647CD1B"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.3.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "0F59C41A-1EC4-4B45-8A1F-FBBC90EB6FBF"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.5.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "5DCF20BC-0B4A-4904-B1C9-FF72C83CB26D"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.6.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "134A6E73-9292-4F37-8D0A-088249B773BC"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.7.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "97184D33-21EC-4792-B40E-3C0E8972D400"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.8.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "78779300-D33E-4ACF-805F-F49B1D54DFED"
          },
          {
            "criteria": "cpe:2.3:a:contao:contao:4.10.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "30EBE2B6-34AC-41E0-ACAA-D3149A9A0BEB"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

Overview

Risk scores

CVSS 3.1

CVSS 2.0

Weaknesses

Social media

Configurations

References