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CVE-2016-2159

Date: May 22, 2016

The save_submission function in mod/assign/externallib.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 allows remote authenticated users to bypass intended due-date restrictions by leveraging the student role for a web-service request.

Language: PHP

Severity Score

Related Resources (13)

http://www.securitytracker.com/id/1035333
https://github.com/moodle/moodle/commit/711f9468d4e2792afe0f2025ac98c52ee3e4ee71
https://github.com/moodle/moodle/commit/3c069c16db62d0e0a64137578e92c22d604dd261
https://github.com/moodle/moodle/commit/dc8421575f35585a7a4fc1c9710dafd1d0483d4e
https://moodle.org/mod/forum/discuss.php?d=330182
https://github.com/moodle/moodle/commit/0766509ab02353008af62f953f7ebc0f6210411a
http://www.openwall.com/lists/oss-security/2016/03/21/1
https://web.archive.org/web/20160424224349/http://www.securitytracker.com/id/1035333
https://github.com/moodle/moodle
https://nvd.nist.gov/vuln/detail/CVE-2016-2159
https://github.com/moodle/moodle/commit/ea8987644fdbbee291337263598b0c3c7bf27c36
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52901
https://www.mend.io/vulnerability-database/CVE-2016-2159

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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