CVE-2021-22555-Exploit

CVE-2021-22555 Exploit

By Andy Nguyen

INFO

A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/x_tables.c. This allows an attacker to gain privileges or cause a DoS (via heap memory corruption) through user name space

編譯

gcc -m32 -static -o exploit exploit.c
./exploit

測試版本

Exploit tested on Ubuntu 5.8.0-48-generic and COS 5.4.89+.