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 of course ID numbers, which allows remote authenticated users to overwrite ID numbers via a restore action

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MEDIUM

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

Published Jul 20, 2012

5.5

MEDIUM

CVSS 2.0

EPSS 1.27%

Description

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.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.27% 0.01272

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01272

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.27% (0.01272)	68.81th	v5 (v2026.06.15)
Jun 15, 2026	1.27% (0.01272)	65.97th	v5 (v2026.06.15)
Mar 17, 2025	0.44% (0.00442)	61.10th	v4 (v2025.03.14)
Dec 12, 2024	0.24% (0.00241)	64.69th	v3 (v2023.03.01)
Feb 8, 2024	0.24% (0.00241)	63.22th	v3 (v2023.03.01)
Mar 7, 2023	0.24% (0.00241)	60.25th	v3 (v2023.03.01)
Mar 6, 2023	1.06% (0.01061)	52.82th	v2 (v2022.01.01)
Sep 19, 2022	1.06% (0.01061)	51.19th	v2 (v2022.01.01)
Apr 1, 2022	1.06% (0.01061)	49.19th	v2 (v2022.01.01)
Feb 4, 2022	1.06% (0.01061)	28.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (3)

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-29591
x_refsource_CONFIRMPatch
http://moodle.org/mod/forum/discuss.php?d=191758
x_refsource_CONFIRMVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=761248
x_refsource_CONFIRM

Link	Providers	Tags
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-29591		x_refsource_CONFIRMPatch
http://moodle.org/mod/forum/discuss.php?d=191758		x_refsource_CONFIRMVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=761248		x_refsource_CONFIRM

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner redhat

Published Jul 20, 2012

Updated Aug 7, 2024

Reserved Nov 29, 2011

Link CVE-2011-4589

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2011-4589

Red Hat

Severity n/a

Public date n/a

Links CVE-2011-4589