CVE-2019-14882: Moodle/moodle Moodle Open Redirect Vulnerability Vulnerability

MODERATE
Advisory Identifier: GHSA-m98q-q59p-r9fv
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CVSS 6.1
CWE-601
Published
Advisory Summary

CVE-2019-14882 is a MODERATE (CVSS 6.1) moodle open redirect vulnerability vulnerability (CWE-601: URL Redirection to Untrusted Site ('Open Redirect')) affecting Moodle/moodle libraries in the Packagist ecosystem. The issue involves moodle open redirect vulnerability. Remediation is available by upgrading affected packages to version 3.5.9, 3.6.7, 3.7.3.

CVE-2019-14882 at a Glance

CVE Identifier CVE-2019-14882
GHSA Identifier GHSA-m98q-q59p-r9fv
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Affected Product Moodle/moodle
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
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-2019-14882

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

moodle/moodle fixed: 3.5.9 
Upgrade moodle/moodle to 3.5.9
moodle/moodle fixed: 3.6.7 
Upgrade moodle/moodle to 3.6.7
moodle/moodle fixed: 3.7.3 
Upgrade moodle/moodle to 3.7.3
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 moodle/moodle

How to Check if You Are Affected

To determine whether your application is affected by CVE-2019-14882, inspect your project dependencies for Moodle/moodle:

inspect dependencies for moodle/moodle

Analyze the terminal output to locate any version of Moodle/moodle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.5.9), 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 Moodle/moodle, 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

A vulnerability was found in Moodle 3.7 to 3.7.3, 3.6 to 3.6.7, 3.5 to 3.5.9 and earlier where an open redirect existed in the Lesson edit page.

CVE-2019-14882 Affected Moodle/moodle Versions

3 component(s)
Fixed Versions:
3.5.93.6.73.7.3
Product / Package Ecosystem Affected Versions Fixed Version
moodle/moodle
 Packagist
≥ 3.5
< 3.5.9
3.5.9
moodle/moodle
 Packagist
≥ 3.6
< 3.6.7
3.6.7
moodle/moodle
 Packagist
≥ 3.7
< 3.7.3
3.7.3

References

NVD — CVE-2019-14882 NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-14882
bugzilla.redhat.com/show_bug.cgi WEB
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14882
Moodle/moodle Source Repository REPOSITORY
https://github.com/moodle/moodle
moodle.org/mod/forum/discuss.p... WEB
https://moodle.org/mod/forum/discuss.php?d=393585#p1586747

Frequently Asked Questions

What is CVE-2019-14882?
CVE-2019-14882 is a security vulnerability in Moodle/moodle involving Moodle open redirect vulnerability under CWE-601: URL Redirection to Untrusted Site ('Open Redirect').
Which Moodle/moodle versions are affected?
Affected versions include releases prior to 3.5.9, 3.6.7, 3.7.3 across affected packages: moodle/moodle.
What version fixes CVE-2019-14882?
Upgrading to 3.5.9, 3.6.7, 3.7.3 (or the latest patched release for your respective branch) resolves the vulnerability.
Is moodle/moodle affected?
Yes, moodle/moodle is affected in releases prior to 3.5.9, 3.6.7, 3.7.3. Upgrade your dependency to 3.5.9, 3.6.7, 3.7.3 or later.
What is the CVSS score of CVE-2019-14882?
CVE-2019-14882 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2019-14882?
CVE-2019-14882 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-2019-14882?
Run the dependency tree command: 'inspect dependencies for moodle/moodle'. 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-m98q-q59p-r9fv",
  "modified" : "2024-04-23T23:37:37Z",
  "published" : "2022-05-24T17:11:48Z",
  "aliases" : [ "CVE-2019-14882" ],
  "summary" : "Moodle open redirect vulnerability",
  "details" : "A vulnerability was found in Moodle 3.7 to 3.7.3, 3.6 to 3.6.7, 3.5 to 3.5.9 and earlier where an open redirect existed in the Lesson edit page.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.5"
      }, {
        "fixed" : "3.5.9"
      } ]
    } ]
  }, {
    "package" : {
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      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.6"
      }, {
        "fixed" : "3.6.7"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "moodle/moodle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.7"
      }, {
        "fixed" : "3.7.3"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2019-14882"
  }, {
    "type" : "WEB",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14882"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/moodle/moodle"
  }, {
    "type" : "WEB",
    "url" : "https://moodle.org/mod/forum/discuss.php?d=393585#p1586747"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-601" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-23T23:37:37Z",
    "nvd_published_at" : "2020-03-18T13:15:00Z"
  }
}