CVE-2017-6922: Drupal/drupal Drupal Core Access Bypass Vulnerability Vulnerability
MODERATECVE-2017-6922 is a MODERATE (CVSS 6.5) drupal core access bypass vulnerability vulnerability (CWE-552: Files or Directories Accessible to External Parties) affecting Drupal/drupal libraries in the Packagist ecosystem. The issue involves drupal core access bypass vulnerability. Remediation is available by upgrading affected packages to version 7.56, 8.3.4.
CVE-2017-6922 at a Glance
Security Impact
CVSS: 6.5
The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
How to Fix CVE-2017-6922
To remediate this vulnerability, upgrade all affected Drupal/drupal dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.
Upgrade drupal/drupal to 7.56Upgrade drupal/core to 7.56Upgrade drupal/core to 8.3.4Upgrade drupal/drupal to 8.3.4Run the following command in your project directory to verify that all resolved dependencies use the patched release:
inspect dependencies for drupal/drupalHow to Check if You Are Affected
To determine whether your application is affected by CVE-2017-6922, inspect your project dependencies for Drupal/drupal:
inspect dependencies for drupal/drupalAnalyze the terminal output to locate any version of Drupal/drupal in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 7.56), your application is affected.
Note: Verify declared build manifests and deployed runtime container environments.
Technical Details
Vulnerability Mechanism & Technical Analysis
This vulnerability is classified under CWE-552: Files or Directories Accessible to External Parties, where the product makes files or directories accessible to unauthorized actors, even though they should not be. In Drupal/drupal, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.
Source Advisory Statement
CVE-2017-6922 Affected Drupal/drupal Versions
4 component(s)| Product / Package | Ecosystem | Affected Versions | Fixed Version |
|---|---|---|---|
|
drupal/drupal
|
Packagist |
≥ 7.0
< 7.56
|
7.56
|
|
drupal/core
|
Packagist |
≥ 7.0
< 7.56
|
7.56
|
|
drupal/core
|
Packagist |
≥ 8.0
< 8.3.4
|
8.3.4
|
|
drupal/drupal
|
Packagist |
≥ 8.0
< 8.3.4
|
8.3.4
|
References
Frequently Asked Questions
What is CVE-2017-6922?
Which Drupal/drupal versions are affected?
What version fixes CVE-2017-6922?
Is drupal/drupal affected?
Is drupal/core affected?
What is the CVSS score of CVE-2017-6922?
What CWE is associated with CVE-2017-6922?
How can I check Packagist dependencies for CVE-2017-6922?
Machine-readable OSV JSON
OSV v1.5 Schema
{
"schema_version" : "1.4.0",
"id" : "GHSA-58f3-cx8p-h8jg",
"modified" : "2024-04-23T22:30:57Z",
"published" : "2022-05-13T01:36:23Z",
"aliases" : [ "CVE-2017-6922" ],
"summary" : "Drupal core access bypass vulnerability",
"details" : "In Drupal core 8.x prior to 8.3.4 and Drupal core 7.x prior to 7.56; Private files that have been uploaded by an anonymous user but not permanently attached to content on the site should only be visible to the anonymous user that uploaded them, rather than all anonymous users. Drupal core did not previously provide this protection, allowing an access bypass vulnerability to occur. This issue is mitigated by the fact that in order to be affected, the site must allow anonymous users to upload files into a private file system.",
"severity" : [ {
"type" : "CVSS_V3",
"score" : "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
} ],
"affected" : [ {
"package" : {
"ecosystem" : "Packagist",
"name" : "drupal/core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "7.0"
}, {
"fixed" : "7.56"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "drupal/core"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "8.0"
}, {
"fixed" : "8.3.4"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "drupal/drupal"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "8.0"
}, {
"fixed" : "8.3.4"
} ]
} ]
}, {
"package" : {
"ecosystem" : "Packagist",
"name" : "drupal/drupal"
},
"ranges" : [ {
"type" : "ECOSYSTEM",
"events" : [ {
"introduced" : "7.0"
}, {
"fixed" : "7.56"
} ]
} ]
} ],
"references" : [ {
"type" : "ADVISORY",
"url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-6922"
}, {
"type" : "WEB",
"url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6922.yaml"
}, {
"type" : "WEB",
"url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6922.yaml"
}, {
"type" : "PACKAGE",
"url" : "https://github.com/drupal/core"
}, {
"type" : "WEB",
"url" : "https://www.debian.org/security/2017/dsa-3897"
}, {
"type" : "WEB",
"url" : "https://www.drupal.org/SA-CORE-2017-003"
}, {
"type" : "WEB",
"url" : "https://www.drupal.org/forum/newsletters/security-advisories-for-drupal-core/2017-06-21/drupal-core-multiple"
}, {
"type" : "WEB",
"url" : "http://www.securityfocus.com/bid/99219"
}, {
"type" : "WEB",
"url" : "http://www.securitytracker.com/id/1038781"
} ],
"database_specific" : {
"cwe_ids" : [ "CWE-552" ],
"severity" : "MODERATE",
"github_reviewed" : true,
"github_reviewed_at" : "2024-04-23T22:30:57Z",
"nvd_published_at" : "2019-01-22T15:29:00Z"
}
}