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Vulnerabilities

Vulnerability · CVE-2011-4589

backup/moodle2/restore_stepslib.php in Moodle 2.0.x before 2.0.6 and 2.1.x before 2.1.3 does not check for the moodle/course:changeidnumber privilege during handling o…

Published Jul 20, 2012 · catalog updated Jun 16, 2026 · the affected product

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2011-4589. EPSS is 1.27%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.27%
Remediation
Advisory link
Affected products
cpe moodle/moodle

backup/moodle2/restore_stepslib.php in Moodle 2.0.x before 2.0.6 and 2.1.x before 2.1.3 does not check for the moodle/course:changeidnumber privilege during handling of course ID numbers, which allows remote authenticated users to overwrite ID numbers via a restore action.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe moodle/moodle2.0.0
  • cpe moodle/moodle2.0.1
  • cpe moodle/moodle2.0.2
  • cpe moodle/moodle2.0.3
  • cpe moodle/moodle2.0.4
  • cpe moodle/moodle2.0.5

How to fix CVE-2011-4589

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2011-4589. EPSS is 1.27%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-264. EPSS 1.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Moodle security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 20, 2012 · Monitored products — high

    Detected

    backup/moodle2/restore_stepslib.php in Moodle 2.0.x before 2.0.6 and 2.1.x before 2.1.3 does not check for the moodle/course:changeidnumber privilege during handling of course ID numbers, which allows remote authenticated users to overwrite ID numbers via a restore action.

  2. Jun 16, 2026 · Monitored products — high

    Updated

    backup/moodle2/restore_stepslib.php in Moodle 2.0.x before 2.0.6 and 2.1.x before 2.1.3 does not check for the moodle/course:changeidnumber privilege during handling of course ID numbers, which allows remote authenticated users to overwrite ID numbers via a restore action.

Sources

  • CVE.orgVulnerability recordCVE-2011-4589

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2011-4589

    backup/moodle2/restore_stepslib.php in Moodle 2.0.x before 2.0.6 and 2.1.x before 2.1.3 does not check for the moodle/course:changeidnumber privilege during handling of course ID numbers, which allows remote authenticated users to overwrite ID numbers via a restore action.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Monitored products — highNov 4, 2026