Vulnerability in Joomla Joomla\!
CVE-2018-17856
An issue was discovered in Joomla! before 3.8.13. com_joomlaupdate allows the execution of arbitrary code. The default ACL config enabled the ability of Administrator-level users to access com_joomlaupdate and trigger code execution.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.027 (85.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
References
- www.securityfocus.com/bid/105559 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1041914 (VDB Entry, Third Party Advisory, vdb-entry)
- developer.joomla.org/security-centre/752-20181002-core-inadequate-default-acces… (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-17856?
- CVE-2018-17856 is a high-severity vulnerability in Joomla Joomla\!. CVSS score: 7.2/10. Published 2018-10-09.
- How severe is CVE-2018-17856?
- High severity. CVSS v3 base score is 7.2 out of 10.