A vulnerability, which was classified as critical, has been found in ATutor up to 2.2 (Learning Management Software). Affected by this issue is an unknown functionality of the file mods/_standard/gradebook/edit_marks.php. The manipulation of the argument asc/desc with an unknown input leads to a privileges management vulnerability (Eval). Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Multiple eval injection vulnerabilities in mods/_standard/gradebook/edit_marks.php in ATutor 2.2 and earlier allow remote authenticated users with the AT_PRIV_GRADEBOOK privilege to execute arbitrary PHP code via the (1) asc or (2) desc parameter.

The weakness was published 11/16/2015 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2015-7712 since 10/05/2015. The attack may be launched remotely. The successful exploitation needs a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

By approaching the search of inurl:mods/_standard/gradebook/edit_marks.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entry is available at 79216.

Productinfo

Type

• Learning Management Software

Name

• ATutor

Version

• 2.0
• 2.1
• 2.2

License

• free

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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