Moodle before 2.2.2 has users' private files included in course backups

The rc4encrypt function in lib/moodlelib.php in Moodle 1.9.x before 1.9.16, 2.0.x before 2.0.7, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 uses a hardcoded password of nfgjeingjk, which makes it easier for remote attackers to defeat cryptographic protection mechanisms by reading this script's source code within the open-source software distribution.

Moodle through 2.3.11, 2.4.x before 2.4.11, 2.5.x before 2.5.7, 2.6.x before 2.6.4, and 2.7.x before 2.7.1 does not enforce certain capability requirements in (1) notes/index.php and (2) user/edit.php, which allows remote attackers to obtain potentially sensitive username and course information via a modified URL.

The file_browser component in Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 does not properly restrict access to category and course data, which allows remote attackers to obtain potentially sensitive information via a request for a file.

login/change_password.php in Moodle 1.9.x before 1.9.15 does not use https for the change-password form even if the httpslogin option is enabled, which allows remote attackers to obtain credentials by sniffing the network.

Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 allows remote attackers to bypass intended access restrictions and perform global searches by leveraging the guest role and making a direct request to a URL.

The vulnerability was found in Moodle, occurs due to input validation error when importing lesson questions. This insufficient path checks results in arbitrary file read risk. This vulnerability allows a remote attacker to perform directory traversal attacks. The capability to access this feature is only available to teachers, managers and admins by default.

login/index_form.html in Moodle 1.8 before 1.8.11 and 1.9 before 1.9.7 links to an index page on the HTTP port even when the page is served from an HTTPS port, which might cause login credentials to be sent in cleartext, even when SSL is intended, and allows remote attackers to obtain these credentials by sniffing.

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

mod/glossary/showentry.php in the Glossary module for Moodle 1.8 before 1.8.11 and 1.9 before 1.9.7 does not properly perform access control, which allows attackers to read unauthorized Glossary entries via unknown vectors.

In Moodle 2.x and 3.x, web service tokens are not invalidated when the user password is changed or forced to be changed.

SQL injection vulnerability in blog/edit.php in Moodle 1.6.1 and earlier allows remote attackers to execute arbitrary SQL commands via the format parameter as stored in the $blogEntry variable, which is not properly handled by the insert_record function, which calls _adodb_column_sql in the adodb layer (lib/adodb/adodb-lib.inc.php), which does not convert the data type to an int.

A vulnerability was found in Moodle. Additional checks are required to ensure users with permission to view badge recipients can only access lists of those they are intended to have access to.

An issue was discovered in Moodle 3.x. Students who posted on forums and exported the posts to portfolios can download any stored Moodle file by changing the download URL.

In Moodle 3.x, quiz web services allow students to see quiz results when it is prohibited in the settings.

A limited SQL injection risk was identified in the "browse list of users" site administration page.

In Moodle 3.3, the course overview block reveals activities in hidden courses.

The server.php test script in ADOdb for PHP before 4.70, as used in multiple products including (1) Mantis, (2) PostNuke, (3) Moodle, (4) Cacti, (5) Xaraya, (6) PHPOpenChat, (7) MAXdev MD-Pro, and (8) MediaBeez, when the MySQL root password is empty, allows remote attackers to execute arbitrary SQL commands via the sql parameter.

A flaw was found in moodle where global search results could include author information on some activities where a user may not otherwise have access to it.

A flaw was found in moodle where an SQL injection risk was identified in Badges code relating to configuring criteria.

A SQL injection risk flaw was found in the XMLDB editor tool available to site administrators.

Moodle 3.x has user fullname disclosure on the user preferences page.

In Moodle 2.x and 3.x, SQL injection can occur via user preferences.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore feedback modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore workshop modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

A flaw was found in Moodle in versions 3.11 to 3.11.4. An SQL injection risk was identified in the h5p activity web service responsible for fetching user attempt data.

An SQL injection risk was identified in Badges code relating to configuring criteria. Access to the relevant capability was limited to teachers and managers by default.

In Moodle, an SQL injection risk was identified in the library fetching a user's enrolled courses.

In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses.

The rating component in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 mishandles group-based authorization checks, which allows remote authenticated users to obtain sensitive information by reading a rating value.

In Moodle 3.x, students can find out email addresses of other students in the same course. Using search on the Participants page, students could search email addresses of all participants regardless of email visibility. This allows enumerating and guessing emails of other students.

Moodle exposed the names of hidden groups to users who had permission to create calendar events but not to view hidden groups. This could reveal private or restricted group information.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore wiki modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

mod/forum/user.php in Moodle 1.9.x before 1.9.16 allows remote authenticated users to obtain the names and other details of arbitrary user accounts by searching for posts.

In moodle, some database module web services allowed students to add entries within groups they did not belong to. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5, 3.7 to 3.7.8, 3.5 to 3.5.14 and earlier unsupported versions. This is fixed in moodle 3.8.6, 3.7.9, 3.5.15, and 3.10.

In Moodle 3.x, various course reports allow teachers to view details about users in the groups they can't access.

A limited SQL injection risk was identified on the Mnet SSO access control page. This flaw affects Moodle versions 4.2, 4.1 to 4.1.3, 4.0 to 4.0.8, 3.11 to 3.11.14, 3.9 to 3.9.21 and earlier unsupported versions.

An SQL injection risk existed on sites with MNet enabled and configured, via an XML-RPC call from the connected peer host. Note that this required site administrator access or access to the keypair. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected.

The last time a user accessed the mobile app is displayed on their profile page, but should be restricted to users with the relevant capability (site administrators by default). Moodle versions 3.10 to 3.10.3 are affected.

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user with both access to restore database activity modules and direct access to the web server outside of the Moodle webroot could execute a local file include.

In Moodle 2.x and 3.x, an unenrolled user still receives event monitor notifications even though they can no longer access the course.

mod/lesson/pagetypes/matching.php in Moodle through 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 allows remote authenticated users to obtain sensitive answer information by reading the HTML source code of a document.

The capability check to access other badges in Moodle 3.0 through 3.0.3, 2.9 through 2.9.5, 2.8 through 2.8.11, 2.7 through 2.7.13, and earlier allows remote authenticated users to read the badges of other users.

calendar/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 provides calendar-event data without considering whether an activity is hidden, which allows remote authenticated users to obtain sensitive information via a web-service request.

lib/ajax/getnavbranch.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, when the forcelogin feature is enabled, allows remote attackers to obtain sensitive category-detail information from the navigation branch by leveraging the guest role for an Ajax request.

user/index.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 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail addresses by leveraging the teacher role and reading a Participants list.

Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.

H5P metadata automatically populated the author with the user's username, which could be sensitive information.

The (1) core_enrol_get_course_enrolment_methods and (2) enrol_self_get_instance_info web services in Moodle through 2.6.11, 2.7.x before 2.7.12, 2.8.x before 2.8.10, 2.9.x before 2.9.4, and 3.0.x before 3.0.2 do not consider the moodle/course:viewhiddencourses capability, which allows remote authenticated users to obtain sensitive information via a web-service request.

mod_scorm in Moodle through 2.6.11, 2.7.x before 2.7.11, 2.8.x before 2.8.9, and 2.9.x before 2.9.3 mishandles availability dates, which allows remote authenticated users to bypass intended access restrictions and read SCORM contents via unspecified vectors.