### [CVE-2013-1813](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1813) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description util-linux/mdev.c in BusyBox before 1.21.0 uses 0777 permissions for parent directories when creating nested directories under /dev/, which allows local users to have unknown impact and attack vectors. ### POC #### Reference - http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html - http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html - http://seclists.org/fulldisclosure/2019/Jun/18 - http://seclists.org/fulldisclosure/2019/Jun/18 - http://seclists.org/fulldisclosure/2020/Aug/20 - http://seclists.org/fulldisclosure/2020/Aug/20 - http://seclists.org/fulldisclosure/2020/Mar/15 - http://seclists.org/fulldisclosure/2020/Mar/15 - https://seclists.org/bugtraq/2019/Jun/14 - https://seclists.org/bugtraq/2019/Jun/14 #### Github No PoCs found on GitHub currently.