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Vulnerability record · CVE-2014-9753 · published 11 February 2020

CVE-2014-9753: Atutor improper authentication vulnerability

Atutor · Atutor

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.

9.8 CVSS 3.1 Critical EPSS 2.9% · top 13.5% CWE-287 · Improper authentication
9.8CVSS 3.1 base score, v2 7.5
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 4 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://karmainsecurity.com/KIS-2015-06 ExploitThird Party Advisory
http://seclists.org/fulldisclosure/2015/Nov/11 ExploitMailing ListThird Party Advisory
http://update.atutor.ca/patch/2_2/2_2-6/patch.xml Broken Link
http://www.securityfocus.com/archive/1/archive/1/536835/100/0/threaded Broken Link
https://github.com/atutor/ATutor/commit/950a0299954e69b8742cc1f1a632f564435d4d7d PatchThird Party Advisory
http://karmainsecurity.com/KIS-2015-06 ExploitThird Party Advisory
http://seclists.org/fulldisclosure/2015/Nov/11 ExploitMailing ListThird Party Advisory
http://update.atutor.ca/patch/2_2/2_2-6/patch.xml Broken Link
http://www.securityfocus.com/archive/1/archive/1/536835/100/0/threaded Broken Link
https://github.com/atutor/ATutor/commit/950a0299954e69b8742cc1f1a632f564435d4d7d PatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2014-9753), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.