Myles Nieman
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Active Directory

10 writeups

VulnCicada

Medium

An exposed NFS share leaks domain usernames and a credential hidden inside an image file; the password belongs to Rosie.Powell, whose account is used …

Windows

Return

Easy

A printer admin panel leaks credentials to Responder via a spoofed LDAP server address; the recovered svc-printer account belongs to Server Operators, …

Windows

Sauna

Easy

Staff names harvested from Egotistical Bank’s website yield an AS-REP roastable account; cracking the hash gives fsmith, whose WinRM session …

Windows

Overcertified

Easy

An LDAP service account password stored in its own description field enables BloodHound collection and Kerberoasting of the MSSQLSERVER account; MSSQL …

Windows

Printer

Medium

A printer management web app leaks LDAP credentials to a Responder listener; Invoke-Pester in a constrained WinRM environment executes an arbitrary …

Windows

Logonshell

Very Easy

A Microsoft Exchange Server 2019 RTM (15.2.221.12) on the edelweiss.htb domain is exploited via ProxyShell (CVE-2021-34473) — the auth bypass …

Windows

Object

Hard

An open Jenkins registration on port 8080 lets an attacker create a job that executes arbitrary commands as oliver; Jenkins credential files are …

Windows

Forest

Easy

Anonymous RPC enumeration yields a user list for AS-REP Roasting; the svc-alfresco hash cracks to a password that enables a BloodHound-guided DCSync …

Windows

Active

Easy

Anonymous SMB access leaks a Group Policy Preferences cpassword for SVC_TGS; that account is used to Kerberoast the Administrator SPN and crack the …

Windows

Blackfield

Hard

Anonymous SMB access to a profiles share leaks hundreds of domain usernames; AS-REP roasting cracks the support account’s hash, and BloodHound …

Windows