The MNET authentication functionality in Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, and 2.1.x before 2.1.3 allows remote authenticated users to impersonate other user accounts by using the Login As feature in conjunction with a remote MNET single sign-on capability, as demonstrated by a Mahara site
Published Jul 20, 2012
4.0
MEDIUMCVSS 2.0
EPSS 1.73%
Description
The MNET authentication functionality in Moodle 1.9.x before 1.9.15, 2.0.x before 2.0.6, and 2.1.x before 2.1.3 allows remote authenticated users to impersonate other user accounts by using the Login As feature in conjunction with a remote MNET single sign-on capability, as demonstrated by a Mahara site.
Affected products
No data.
- 1.9.1
- 1.9.2
- 1.9.3
- 1.9.4
- 1.9.5
- 1.9.6
- 1.9.7
- 1.9.8
- 1.9.9
- 1.9.10
- 1.9.11
- 1.9.12
- 1.9.13
- 1.9.14
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.1.0
- 2.1.1
- 2.1.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.73% (0.01727) | 76.72th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.73% (0.01727) | 74.51th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.24% (0.00239) | 45.04th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00156) | 53.30th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.16% (0.00160) | 50.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.13% (0.01132) | 56.11th | v2 (v2022.01.01) |
| Sep 22, 2022 | 1.13% (0.01132) | 54.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.13% (0.01132) | 52.58th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.13% (0.01132) | 30.65th | v2 (v2022.01.01) |
References (4)
- http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=10df8657c1c138c0d0ab1d4796c552fcec0c299b x_refsource_CONFIRM
- http://moodle.org/mod/forum/discuss.php?d=191751 x_refsource_CONFIRMVendor Advisory
- http://www.debian.org/security/2012/dsa-2421 vendor-advisoryx_refsource_DEBIAN
- https://bugzilla.redhat.com/show_bug.cgi?id=761248 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=10df8657c1c138c0d0ab1d4796c552fcec0c299b | x_refsource_CONFIRM | |
| http://moodle.org/mod/forum/discuss.php?d=191751 | x_refsource_CONFIRMVendor Advisory | |
| http://www.debian.org/security/2012/dsa-2421 | vendor-advisoryx_refsource_DEBIAN | |
| https://bugzilla.redhat.com/show_bug.cgi?id=761248 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.