A New Attack Surface on MS Exchange Part 3 - ProxyShell!

https://blog.orange.tw/2021/08/proxyshell-a-new-attack-surface-on-ms-exchange-part-3.html

https://www.zerodayinitiative.com/blog/2021/8/17/from-pwn2own-2021-a-new-attack-surface-on-microsoft-exchange-proxyshell

https://github.com/ktecv2000/ProxyShell

https://github.com/dmaasland/proxyshell-poc

https://y4y.space/2021/08/12/my-steps-of-reproducing-proxyshell/