Collaborate Disseminate
This article covers the solution for the LDAP challenges on a capture the flag.
I understand how the first example works, using the NULL value for the username and password to authenticate to the LDAP exploiting NULL Bind. I understood the… Continue reading Metasploit module for NULL LDAP credentials
I had a DC server running Microsoft Windows Server 2008 R2 x64. After a vulnerability scan launched on this server using Nexpose, the CVE-2017-8563 was reported by the vulnerability scanner with the message " Vulnerable software insta… Continue reading How could we fix Microsoft LDAP Enforce Channel Binding CVE-2017-8563?
I am currently generating a salted SHA 256 passwords in the below format
$hash = "{SHA256}".base64_encode(hash(‘sha256’, $password . $salt) . $salt) .
Using the below libraries of Java classes to generate.
java.security.MessageD… Continue reading How different ldap implementations are generating random salt?
(This has been marked a duplicate of SSL Cert for sub.domain.com and www.sub.domain.com, but while it’s correct that the answer to this question is present in the answers there, that question is distinctly different and people looking for … Continue reading Should a wildcard cert. e.g. *.example.com, be accepted to authenticate the root domain not listed as SAN? [duplicate]
This question has been asked and answered here, here, and also basically here. I’m asking again because the answers and information is conflicting.
LDAPS:
According to Wikipedia (and its RFC sources) LDAPS was LDAPv2, never standardized, a… Continue reading Is LDAPS or StartTLS more secure?
I am trying to change the password hashing scheme for LDAP. Hypothetically, let’s assume it’s pw-argon.so
I don’t have slapd.conf I have the slapd.d directory where I can make changes dynamically to the daemon.
What changes do I have to m… Continue reading How to change the password hashing scheme in LDAP using an external library with slapd.d config
I know that support for Argon2 was released with OpenLdap 2.4.5 according to this link https://bugs.openldap.org/show_bug.cgi?id=8575, but what if I want to use it with a previous version like 2.4.4 is there a way of doing this? Also if ar… Continue reading How to use scrypt or Argon for Openldap version < 2.4.5
We are using a Samba configuration on our RedHat (RHEL7.9) systems, where SMB authentication is based on an NTLM password hash, which is basically a clear-text credential for a challenge-response authentication that is stored in a separate… Continue reading How to overcome MD4 hashing in SAMBA
Lightweight Directory Access Protocol, also known as LDAP, is one of the core protocols that was developed for directory services.
The post What Is LDAP? appeared first on JumpCloud.
The post What Is LDAP? appeared first on Security Boulevard.
Continue reading What Is LDAP?
How would you have attacked the LDAP vulnerability here?
from flask import request
import ldap
@app.route("/user")
def user():
dn = request.args[‘dn’]
username = request.args[‘username’]
search_filter = "(&am… Continue reading Ldap injection attack example [closed]