CVE-2013-1834: Moodle/moodle Moodle Allows Remote Authenticated Users Vulnerability

MODERATE
Advisory Identifier: GHSA-prrh-679x-79qh
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CWE-284
Published
Advisory Summary

CVE-2013-1834 is a MODERATE moodle allows remote authenticated users vulnerability (CWE-284: Improper Access Control) affecting Moodle/moodle libraries in the Packagist ecosystem. The issue involves moodle allows remote authenticated users to reassign notes. Remediation is available by upgrading affected packages to version 2.2.8, 2.3.5, 2.4.2.

CVE-2013-1834 at a Glance

CVE Identifier CVE-2013-1834
GHSA Identifier GHSA-prrh-679x-79qh
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification CWE-284: Improper Access Control
Affected Product Moodle/moodle
Package Ecosystem Packagist
Published Date
Last Updated

How to Fix CVE-2013-1834

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: 2.2.8 
Upgrade moodle/moodle to 2.2.8
moodle/moodle fixed: 2.3.5 
Upgrade moodle/moodle to 2.3.5
moodle/moodle fixed: 2.4.2 
Upgrade moodle/moodle to 2.4.2
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-2013-1834, 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 2.2.8), 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-284: Improper Access Control, where the product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. 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

notes/edit.php in Moodle 1.9.x through 1.9.19, 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated users to reassign notes via a modified (1) userid or (2) courseid field.

CVE-2013-1834 Affected Moodle/moodle Versions

3 component(s)
Fixed Versions:
2.2.82.3.52.4.2
Product / Package Ecosystem Affected Versions Fixed Version
moodle/moodle
 Packagist
≥ 1.9.0
< 2.2.8
2.2.8
moodle/moodle
 Packagist
≥ 2.3.0
< 2.3.5
2.3.5
moodle/moodle
 Packagist
≥ 2.4.0
< 2.4.2
2.4.2

References

NVD — CVE-2013-1834 NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-1834
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/1b628c489def6e7394821f53a838591aa392e332
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/646059869e36ea1db844ee0884fb50020348dab1
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/6a9235c998dab2ec0ddc49898a59dd5089156cb0
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/a28da5d9b8221e53d3a0815fd0a1dc27bd48816b
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/bc144ebbe0a78a1ac854454246f26472ba0748b7
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/e13f286026056febba20e931d71134a2d145a091
Security Fix Commit FIX COMMIT
https://github.com/moodle/moodle/commit/ebfdc35f2a33f14051e22af5410485fe6f1afc92
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=225346
git.moodle.org/gw WEB
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37411
lists.fedoraproject.org/pipermail/package-a... WEB
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101310.html
lists.fedoraproject.org/pipermail/package-a... WEB
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101358.html
Moodle/moodle Security Information SECURITY
http://openwall.com/lists/oss-security/2013/03/25/2

Frequently Asked Questions

What is CVE-2013-1834?
CVE-2013-1834 is a security vulnerability in Moodle/moodle involving Moodle allows remote authenticated users to reassign notes under CWE-284: Improper Access Control.
Which Moodle/moodle versions are affected?
Affected versions include releases prior to 2.2.8, 2.3.5, 2.4.2 across affected packages: moodle/moodle.
What version fixes CVE-2013-1834?
Upgrading to 2.2.8, 2.3.5, 2.4.2 (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 2.2.8, 2.3.5, 2.4.2. Upgrade your dependency to 2.2.8, 2.3.5, 2.4.2 or later.
What CWE is associated with CVE-2013-1834?
CVE-2013-1834 is classified under CWE-284: Improper Access Control (The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.).
How can I check Packagist dependencies for CVE-2013-1834?
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-prrh-679x-79qh",
  "modified" : "2024-01-22T17:08:52Z",
  "published" : "2022-05-13T01:12:58Z",
  "aliases" : [ "CVE-2013-1834" ],
  "summary" : "Moodle allows remote authenticated users to reassign notes",
  "details" : "notes/edit.php in Moodle 1.9.x through 1.9.19, 2.x through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote authenticated users to reassign notes via a modified (1) userid or (2) courseid field.",
  "severity" : [ ],
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  "references" : [ {
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    "type" : "WEB",
    "url" : "https://moodle.org/mod/forum/discuss.php?d=225346"
  }, {
    "type" : "WEB",
    "url" : "http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-37411"
  }, {
    "type" : "WEB",
    "url" : "http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101310.html"
  }, {
    "type" : "WEB",
    "url" : "http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101358.html"
  }, {
    "type" : "WEB",
    "url" : "http://openwall.com/lists/oss-security/2013/03/25/2"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-284" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-01-22T17:08:52Z",
    "nvd_published_at" : "2013-03-25T21:55:00Z"
  }
}