Critical severity · published Aug 29, 2018
CVE-2018-15882
An issue was discovered in Joomla! before 3.8.12
9.8
CVSS
2.9%
EPSS
No
On KEV
Description
An issue was discovered in Joomla! before 3.8.12. Inadequate checks in the InputFilter class could allow specifically prepared phar files to pass the upload filter.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.9% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Joomla · Joomla
before 3.8.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-15882
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-15882
Third Party Advisory
http://www.securityfocus.com/bid/105166
Third Party Advisory
http://www.securitytracker.com/id/1041913
Vendor Advisory
https://developer.joomla.org/security-centre/743-20180801-core-hardening-the-inputfilter-for-phar-stubs.html
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