CRITICAL
confirm.php in ATutor 2.2 and earlier allows remote attackers to bypass authentication and gain access as an existing user via the auto_login parameter
Published Feb 11, 2020
9.8
CRITICALCVSS 3.1
EPSS 2.91%
Description
confirm.php in ATutor 2.2 and earlier allows remote attackers to bypass authentication and gain access as an existing user via the auto_login parameter.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.91% 0.02908
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02908
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.91% (0.02908) | 86.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.91% (0.02908) | 85.13th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.68% (0.01682) | 80.51th | v4 (v2025.03.14) |
| Mar 29, 2025 | 35.00% (0.34996) | 95.41th | v4 (v2025.03.14) |
| Mar 24, 2025 | 1.68% (0.01682) | 80.49th | v4 (v2025.03.14) |
| Mar 23, 2025 | 11.85% (0.11849) | 92.71th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.68% (0.01682) | 80.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.05% (0.01050) | 84.68th | v3 (v2023.03.01) |
| Oct 29, 2023 | 1.05% (0.01050) | 82.39th | v3 (v2023.03.01) |
| Sep 25, 2023 | 0.91% (0.00908) | 80.90th | v3 (v2023.03.01) |
| Jun 16, 2023 | 1.05% (0.01053) | 81.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.87% (0.00873) | 79.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://karmainsecurity.com/KIS-2015-06 x_refsource_MISCExploitThird Party Advisory
- http://seclists.org/fulldisclosure/2015/Nov/11 x_refsource_MISCExploitMailing ListThird Party Advisory
- http://update.atutor.ca/patch/2_2/2_2-6/patch.xml x_refsource_MISCBroken Link
- http://www.securityfocus.com/archive/1/archive/1/536835/100/0/threaded x_refsource_MISCBroken Link
- https://github.com/atutor/ATutor/commit/950a0299954e69b8742cc1f1a632f564435d4d7d x_refsource_MISCPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://karmainsecurity.com/KIS-2015-06 | x_refsource_MISCExploitThird Party Advisory | |
| http://seclists.org/fulldisclosure/2015/Nov/11 | x_refsource_MISCExploitMailing ListThird Party Advisory | |
| http://update.atutor.ca/patch/2_2/2_2-6/patch.xml | x_refsource_MISCBroken Link | |
| http://www.securityfocus.com/archive/1/archive/1/536835/100/0/threaded | x_refsource_MISCBroken Link | |
| https://github.com/atutor/ATutor/commit/950a0299954e69b8742cc1f1a632f564435d4d7d | x_refsource_MISCPatchThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 11, 2020
Updated Aug 6, 2024
Reserved Oct 5, 2015
Link CVE-2014-9753
CISA Vulnrichment
Updated n/a