Vulnerability Bulletins

MSA-20-0013: "Log in as" capability in a course context may lead to some privilege escalation


System information

   
Affected software PHP

Description

by Michael Hawkins. Users with "Log in as" capability in a course context (typically, course managers) may gain access to some site administration capabilities by "logging in as" a System manager.Severity/Risk:MinorVersions affected:3.9 to 3.9.1, 3.8 to 3.8.4, 3.7 to 3.7.7, 3.5 to 3.5.13 and earlier unsupported versionsVersions fixed:3.9.2, 3.8.5, 3.7.8 and 3.5.14Reported by:Florence ThiardWorkaround:Remove the "Login as other users" capability from the manager

More info:

https://moodle.org/mod/forum/discuss.php?d=410841&parent=1657003

Standar resources

Property Value
CVE CVE-2020-25629.

Version history

Version Comments Date
1.0 Advisory issued 2020-09-25
Ministerio de Defensa
CNI
CCN
CCN-CERT