MEDIUM
Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations
Published Jul 16, 2012
4.9
MEDIUMCVSS 4.0
EPSS 1.92%
Description
Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.
Affected products
Remediation
No remediation recorded yet.
Metrics
4.9 MEDIUM GHSA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U
Attack Vector Network
Attack Complexity Low
Attack Requirements None
Privileges Required Low
User Interaction None
Vulnerable System Confidentiality None
Vulnerable System Integrity None
Vulnerable System Availability High
Subsequent System Confidentiality None
Subsequent System Integrity None
Subsequent System Availability None
Exploit Maturity Unreported
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
4.0 MEDIUM NVD
AV:N/AC:L/Au:S/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.92% 0.01919
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01919
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.92% (0.01919) | 79.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.92% (0.01919) | 77.16th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.46% (0.00455) | 61.77th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00379) | 73.74th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00379) | 72.14th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.38% (0.00379) | 69.83th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00280) | 63.41th | 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)
References (6)
- http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=34b5e856b0c98aab3f5317119093628df0834957 x_refsource_CONFIRM
- http://git.moodle.org/gw?p=moodle.git;a=commit;h=34b5e856b0c98aab3f5317119093628df0834957
- http://moodle.org/mod/forum/discuss.php?d=175593 x_refsource_CONFIRMVendor Advisory
- http://openwall.com/lists/oss-security/2011/11/14/1 mailing-listx_refsource_MLIST
- https://github.com/advisories/GHSA-m2pf-4pf8-45j2 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2011-4291
| Link | Providers | Tags |
|---|---|---|
| http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=34b5e856b0c98aab3f5317119093628df0834957 | x_refsource_CONFIRM | |
| http://git.moodle.org/gw?p=moodle.git;a=commit;h=34b5e856b0c98aab3f5317119093628df0834957 | ||
| http://moodle.org/mod/forum/discuss.php?d=175593 | x_refsource_CONFIRMVendor Advisory | |
| http://openwall.com/lists/oss-security/2011/11/14/1 | mailing-listx_refsource_MLIST | |
| https://github.com/advisories/GHSA-m2pf-4pf8-45j2 | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-4291 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jul 16, 2012
Updated Aug 7, 2024
Reserved Nov 4, 2011
Link CVE-2011-4291
CISA Vulnrichment
GHSA-M2PF-4PF8-45J2 Updated n/a