Improper input validation in Joomla Joomla\!
CVE-2018-12712
An issue was discovered in Joomla! 2.5.0 through 3.8.8 before 3.8.9. The autoload code checks classnames to be valid, using the "class_exists" function in PHP. In PHP 5.3, this function validates invalid names as valid, which can result in a Local File Inclusion.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1041245 (VDB Entry, Third Party Advisory, vdb-entry)
- developer.joomla.org/security-centre/741-20180601-core-local-file-inclusion-wit… (Vendor Advisory)
- www.securityfocus.com/bid/104566 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-12712?
- CVE-2018-12712 is a high-severity vulnerability in Joomla Joomla\!, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2018-06-26.
- How severe is CVE-2018-12712?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-12712 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.