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)
EPSS: 0.023 (81.7th percentile) — read the EPSS interpretation.
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.
Affected products
- Joomla Joomla\!
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
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.