GSD-2018-17856

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.
Aliases
Aliases
CVE-2018-17856
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{
  "GSD": {
    "alias": "CVE-2018-17856",
    "description": "An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.",
    "id": "GSD-2018-17856"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-17856"
      ],
      "details": "An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.",
      "id": "GSD-2018-17856",
      "modified": "2023-12-13T01:22:31.474018Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-17856",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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            "url": "http://www.securityfocus.com/bid/105559"
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            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1041914"
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          {
            "name": "https://developer.joomla.org/security-centre/752-20181002-core-inadequate-default-access-level-for-com-joomlaupdate.html",
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            "url": "https://developer.joomla.org/security-centre/752-20181002-core-inadequate-default-access-level-for-com-joomlaupdate.html"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=2.5.4,\u003c=3.8.12",
          "affected_versions": "All versions starting from 2.5.4 up to 3.8.12",
          "cvss_v2": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2023-07-21",
          "description": "An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.",
          "fixed_versions": [
            "3.8.13"
          ],
          "identifier": "CVE-2018-17856",
          "identifiers": [
            "GHSA-9m72-pw47-292w",
            "CVE-2018-17856"
          ],
          "not_impacted": "All versions before 2.5.4, all versions after 3.8.12",
          "package_slug": "packagist/joomla/framework",
          "pubdate": "2022-05-13",
          "solution": "Upgrade to version 3.8.13 or above.",
          "title": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-17856",
            "https://developer.joomla.org/security-centre/752-20181002-core-inadequate-default-access-level-for-com-joomlaupdate.html",
            "https://web.archive.org/web/20210124211736/http://www.securityfocus.com/bid/105559",
            "https://web.archive.org/web/20211208125303/http://www.securitytracker.com/id/1041914",
            "https://github.com/advisories/GHSA-9m72-pw47-292w"
          ],
          "uuid": "64c4e963-07b5-40d4-8f9b-515281c53690"
        }
      ]
    },
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        "nodes": [
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                "cpe23Uri": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "3.8.13",
                "versionStartIncluding": "2.5.4",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
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            }
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        },
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            {
              "name": "https://developer.joomla.org/security-centre/752-20181002-core-inadequate-default-access-level-for-com-joomlaupdate.html",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://developer.joomla.org/security-centre/752-20181002-core-inadequate-default-access-level-for-com-joomlaupdate.html"
            },
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.2,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-08-24T17:37Z",
      "publishedDate": "2018-10-09T21:29Z"
    }
  }
}


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