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HackerOne
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Forwarded from Security Analysis
CVE-2021-42321POC.py
7.7 KB
⭕️PoC of MS Exchange RCE via mspaint.exe

@securation
In this video, would like to showcase another challenge from Snyk capture the flag event that was going on from October 5th to October 7th of 2021. My video showcase #premieres at 9:00 PM IRST (12 PM EST)

https://youtu.be/xCdqK84bngg
Forwarded from Security Analysis
⭕️ PHP 7.3-8.1 disable_functions bypass using string concatenation

PHP 7.3-8.1 disable_functions bypass [concat_function]This exploit uses a bug in a function that handles string concatenation.
A statement such as $a.$b might result in memory corruption if certain conditions are met.
The bugreport provides a very thorough analysis of the vulnerability.
The PoC was tested on various php builds for Debian/Ubuntu/CentOS/FreeBSD with cli/fpm/apache2 server APIs and found to work reliably.

https://github.com/mm0r1/exploits/tree/master/php-concat-bypass
#PHP #bypass #disable_functions
@securation