Improper Privilege Management in LifterLMS - CVE-2019-15896
Published: September 9, 2019
Vulnerability identifier: #VU20938
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-15896
CWE-ID: CWE-269
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to unauthenticated options import to the target system.
The vulnerability exists in the main “lifterlms.php” script due to the plugin loads several scripts when the back-end is accessed, either by an authenticated or unauthenticated user (it simply relies on the "is_admin" function). A remote attacker can import a malicious JSON encoded payload.
Note: An attacker can leverage this vulnerability to perform several critical attacks.
Affected software
LifterLMS
How to mitigate CVE-2019-15896
Install updates from vendor's website.
LifterLMS - update to 3.35.1