CVE-2021-26999

CVE-2021-26999 affects NetApp Cloud Manager prior to 3.9.9, where failing an Active Directory connection causes sensitive information to be logged. The logs are available only to authenticated users. Auto-upgrade customers should already be on a fixed version, while users with on‑prem connectors ...

SharpLAPS - Retrieve LAPS Password From LDAP

The attribute ms-mcs-AdmPwd stores the clear-text LAPS password. This executable is made to be executed within Cobalt Strike session using execute-assembly. It will retrieve the LAPS password from the Active Directory. Require either: Account with ExtendedRight or Generic All Rights Domain Admin...

PetitPotam: Novel Attack Chain Can Fully Compromise Windows Domains Running AD CS

The PetitPotam attack vector was assigned CVE-2021-36942 and patched on August 10, 2021. See the Updates section at the end of this post for more information. Late last month July 2021, security researcher Topotam published a proof-of-concept PoC implementation of a novel NTLM relay attack...

Microsoft Windows Active Directory Certificate Services can allow for AD compromise via PetitPotam NTLM relay attacks

Overview Microsoft Windows Active Directory Certificate Services AD CS by default can be used as a target for NTLM relay attacks, which can allow a domain-joined computer to take over the entire Active Directory. Description PetitPotam is a tool to force Windows hosts to authenticate to other...

CISA’s Top 30 Bugs: One’s Old Enough to Buy Beer

In a perfect world, CISA would laminate cards with the year’s top 30 vulnerabilities: You could whip it out and ask a business if they’ve bandaged these specific wounds before you hand over your cash. This is not a perfect world. There are no laminated vulnerability cards. But at least we have th...

Audit Logs Store LDAP Password in Plain Text

h3. Problem In Confluence, when an external LDAP directory is created/modified, Audit logs store the LDAP connection password as plain text. h3. Environment 7.4.x . h3. Steps to Reproduce 1. In Confluence, create or modify a directory as Microsoft Active Directory, Crowd, Jira etc 2. After...

Audit Logs Store LDAP Password in Plain Text

h3. Problem In Confluence, when an external LDAP directory is created/modified, Audit logs store the LDAP connection password as plain text. h3. Environment 7.4.x . h3. Steps to Reproduce 1. In Confluence, create or modify a directory as Microsoft Active Directory, Crowd, Jira etc 2. After...

AD Starter Scan - Kerberoasting

Binary data adsikerberoasting.nbin...

AD Starter Scan - Non-Expiring Account Password

Binary data adsiaccountpwd.nbin...

AD Starter Scan - Kerberos Pre-authentication Validation

Binary data adsikerberospreauth.nbin...

AD Starter Scan - Null sessions

Binary data adsinullsession.nbin...

AD Starter Scan - Kerberos Krbtgt

Binary data adsikerberoskrbtgt.nbin...

AD Starter Scan - Weak Kerberos encryption

Binary data adsikerberosenc.nbin...

AD Starter Scan - Blank passwords

Binary data adsiblankpwd.nbin...

AD Starter Scan - Primary Group ID integrity

Binary data adsipgid.nbin...

Podcast: Why Securing Active Directory Is a Nightmare

This week, Microsoft rushed out a fix for a Windows NT LAN Manager exploit dubbed “PetitPotam” that forces remote Windows systems to reveal password hashes that can be easily cracked. The frenzy begs the question: Why is securing Microsoft Active Directory AD such a nightmare? When security...

Microsoft Active Directory Certificate Services NTLM Relay (CVE-2021-36942; CVE-2022-26925)

An NTLM relay vulnerability exists in Microsoft Active Directory Certificate Services. A remote attack can coerce Windows hosts to authenticate to other machines via the MS-EFSRPC protocol and obtain its NTLM credential. Successful exploitation could lead to complete takeover of the target domain...

Microsoft Releases Guidance for Mitigating PetitPotam NTLM Relay Attacks

On July 23, Microsoft released KB5005413: Mitigating NTLM Relay Attacks on Active Directory Certificate Services AD CS to address a NTLM Relay Attack named PetitPotam. CISA encourages users and administrators to review KB5005413 and apply the necessary mitigations. This product is provided subjec...

How to Deploy Citrix Gateway Plug-in and Endpoint Analysis Installer Packages for Windows by Using Active Directory Group Policy

This article contains information about deploying the Citrix Gateway Plug-in and Endpoint Analysis EPA Microsoft Installer MSI packages for Windows by using an Active Directory Group Policy. If users do not have administrative privileges to install the Citrix Gateway Plug-in and EPA Plug-in on th...

Microsoft Rushes Fix for ‘PetitPotam’ Attack PoC

Microsoft was quick to respond with a fix to an attack dubbed “PetitPotam” that could force remote Windows systems to reveal password hashes that could then be easily cracked. To thwart an attack, Microsoft recommends system administrators stop using the now deprecated Windows NT LAN Manager NTLM...