CVE-2017-6932: Drupal/core Drupal External Link Injection Vulnerability Vulnerability

MODERATE
Advisory Identifier: GHSA-wm86-w3cf-h6vm
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CVSS 4.7
CWE-601
Published
Advisory Summary

CVE-2017-6932 is a MODERATE (CVSS 4.7) drupal external link injection vulnerability vulnerability (CWE-601: URL Redirection to Untrusted Site ('Open Redirect')) affecting Drupal/core libraries in the Packagist ecosystem. The issue involves drupal external link injection vulnerability. Remediation is available by upgrading affected packages to version 7.57.

CVE-2017-6932 at a Glance

CVE Identifier CVE-2017-6932
GHSA Identifier GHSA-wm86-w3cf-h6vm
Severity MODERATE
CVSS v3.1 Base Score 4.7
CWE Classification CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Affected Product Drupal/core
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 4.7

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity High (AC:H)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2017-6932

To remediate this vulnerability, upgrade all affected Drupal/core dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

drupal/core fixed: 7.57 
Upgrade drupal/core to 7.57
drupal/drupal fixed: 7.57 
Upgrade drupal/drupal to 7.57
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for drupal/core

How to Check if You Are Affected

To determine whether your application is affected by CVE-2017-6932, inspect your project dependencies for Drupal/core:

inspect dependencies for drupal/core

Analyze the terminal output to locate any version of Drupal/core in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 7.57), 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-601: URL Redirection to Untrusted Site ('Open Redirect'), where the web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect. In Drupal/core, 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

Drupal core 7.x versions before 7.57 has an external link injection vulnerability when the language switcher block is used. A similar vulnerability exists in various custom and contributed modules. This vulnerability could allow an attacker to trick users into unwillingly navigating to an external site.

CVE-2017-6932 Affected Drupal/core Versions

2 component(s)
Fixed Versions:
7.57
Product / Package Ecosystem Affected Versions Fixed Version
drupal/core
 Packagist
≥ 7.0
< 7.57
7.57
drupal/drupal
 Packagist
≥ 7.0
< 7.57
7.57

References

NVD — CVE-2017-6932 NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6932
Drupal/core Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6932.yaml
Drupal/core Source Repository REPOSITORY
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6932.yaml
Drupal/core Source Repository REPOSITORY
https://github.com/drupal/core
lists.debian.org/debian-lts-announce... WEB
https://lists.debian.org/debian-lts-announce/2018/02/msg00030.html
Drupal/core Security Information SECURITY
https://www.debian.org/security/2018/dsa-4123
www.drupal.org/sa-core-2018-001 WEB
https://www.drupal.org/sa-core-2018-001

Frequently Asked Questions

What is CVE-2017-6932?
CVE-2017-6932 is a security vulnerability in Drupal/core involving Drupal external link injection vulnerability under CWE-601: URL Redirection to Untrusted Site ('Open Redirect').
Which Drupal/core versions are affected?
Affected versions include releases prior to 7.57 across affected packages: drupal/core, drupal/drupal.
What version fixes CVE-2017-6932?
Upgrading to 7.57 (or the latest patched release for your respective branch) resolves the vulnerability.
Is drupal/core affected?
Yes, drupal/core is affected in releases prior to 7.57. Upgrade your dependency to 7.57 or later.
Is drupal/drupal affected?
Yes, drupal/drupal is affected in releases prior to 7.57. Upgrade your dependency to 7.57 or later.
What is the CVSS score of CVE-2017-6932?
CVE-2017-6932 has a CVSS v3.1 base score of 4.7 (MODERATE) with vector string CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2017-6932?
CVE-2017-6932 is classified under CWE-601: URL Redirection to Untrusted Site ('Open Redirect') (The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.).
How can I check Packagist dependencies for CVE-2017-6932?
Run the dependency tree command: 'inspect dependencies for drupal/core'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-wm86-w3cf-h6vm",
  "modified" : "2024-04-23T22:16:14Z",
  "published" : "2022-05-14T03:36:17Z",
  "aliases" : [ "CVE-2017-6932" ],
  "summary" : "Drupal external link injection vulnerability",
  "details" : "Drupal core 7.x versions before 7.57 has an external link injection vulnerability when the language switcher block is used. A similar vulnerability exists in various custom and contributed modules. This vulnerability could allow an attacker to trick users into unwillingly navigating to an external site.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "drupal/core"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "7.0"
      }, {
        "fixed" : "7.57"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "drupal/drupal"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "7.0"
      }, {
        "fixed" : "7.57"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2017-6932"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2017-6932.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2017-6932.yaml"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/drupal/core"
  }, {
    "type" : "WEB",
    "url" : "https://lists.debian.org/debian-lts-announce/2018/02/msg00030.html"
  }, {
    "type" : "WEB",
    "url" : "https://www.debian.org/security/2018/dsa-4123"
  }, {
    "type" : "WEB",
    "url" : "https://www.drupal.org/sa-core-2018-001"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-601" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-23T22:16:14Z",
    "nvd_published_at" : "2018-03-01T23:29:00Z"
  }
}