The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Microsoft Windows, Samba: privilege escalation via Active Directory Domain Services Zerologon

Synthesis of the vulnerability 

An attacker can bypass restrictions via Zerologon of Microsoft Windows with Active Directory Domain Services, of Samba without "server schannel" in order to escalate his privileges.
Vulnerable products: Fedora, Windows 10, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 2016, Windows 2019, Windows 7, Windows 8, Windows RT, openSUSE Leap, Samba, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Synology DS***, Ubuntu.
Severity of this weakness: 4/4.
Creation date: 16/09/2020.
Références of this bulletin: CERTFR-2020-ALE-020, CERTFR-2020-AVI-579, CVE-2020-1472, FEDORA-2020-0be2776ed3, openSUSE-SU-2020:1513-1, openSUSE-SU-2020:1526-1, SUSE-SU-2020:2719-1, SUSE-SU-2020:2720-1, SUSE-SU-2020:2721-1, SUSE-SU-2020:2722-1, SUSE-SU-2020:2724-1, SUSE-SU-2020:2730-1, Synology-SA-20:21, USN-4510-1, USN-4510-2, VIGILANCE-VUL-33336, VU#490028, Zerologon.

Description of the vulnerability 

An attacker can bypass restrictions via Zerologon of Microsoft Windows with Acti...
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This weakness alert impacts software or systems such as Fedora, Windows 10, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 2016, Windows 2019, Windows 7, Windows 8, Windows RT, openSUSE Leap, Samba, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Synology DS***, Ubuntu.

Our Vigil@nce team determined that the severity of this computer vulnerability note is critical.

The trust level is of type confirmed by the editor, with an origin of intranet client.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this security bulletin.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides systems vulnerabilities announces. The Vigil@nce vulnerability database contains several thousand vulnerabilities.