Remote code execution in Joomla! - CVE-2018-17856
Published: October 11, 2018
Vulnerability identifier: #VU15315
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:U/U:Green
CVE-ID: CVE-2018-17856
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Joomla!
Affected software:
Joomla!
Joomla!
Detailed vulnerability description
The vulnerability allows a remote administrative attacker to execute arbitrary code on the target system.
The vulnerability exists due to the default ACL config. A remote attacker can access com_joomlaupdate and execute arbitrary code with elevated privileges.
How to mitigate CVE-2018-17856
Update to version 3.8.13.