Raspberry Robin Worm Evolves to Attack Financial and Insurance Sectors in Europe

Financial and insurance sectors in Europe have been targeted by the Raspberry Robin worm, as the malware continues to evolve its post-exploitation capabilities while remaining under the radar. "What is unique about the malware is that it is heavily obfuscated and highly complex to statically...

SUSE: Security Advisory (SUSE-SU-2023:0014-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Privilege Escalation

samba is vulnerable to Privilege Escalation. The vulnerability exists in the Window Kerberos RC4-HMAC component due to the weak rc4-hmac session keys for use between modern clients and servers...

Samba Multiple Vulnerabilities (Dec 2022)

Samba is prone to multiple vulnerabilities. Copyright C 2022 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Samba Issues Security Updates to Patch Multiple High-Severity Vulnerabilities

Samba has released software updates to remediate multiple vulnerabilities that, if successfully exploited, could allow an attacker to take control of affected systems. The high-severity flaws, tracked as CVE-2022-38023, CVE-2022-37966, CVE-2022-37967, and CVE-2022-45141, have been patched in...

Slackware Linux 15.0 / current samba Multiple Vulnerabilities (SSA:2022-351-01)

The version of samba installed on the remote host is prior to 4.15.13 / 4.17.4. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2022-351-01 advisory. - Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022...

CVE-2022-45141

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

CVE-2022-38023

A flaw was found in samba. The Netlogon RPC implementations may use the rc4-hmac encryption algorithm, which is considered weak and should be avoided even if the client supports more modern encryption types. This issue could allow an attacker who knows the plain text content communicated between...

CVE-2022-37966

Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability...

Samba 加密问题漏洞

Samba is the standard Windows interoperability program suite for Linux and Unix. A security vulnerability exists in samba versions prior to samba 4.15.13, samba versions prior to samba 4.16.8, which stems from the fact that a Samba AD DC using Heimdal can force the issuance of Kerberos tickets...

CVE-2022-45141

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on Nov 8 2022 and per RFC8429 it is assumed that rc4-hmac is weak, Vulnerable Samba Active Directory DCs will issue rc4-hmac encrypted tickets despite the target server supporting better encryption...

Kerberos constrained delegation ticket

Description Kerberos constrained delegation, known also as S4U2Proxy, requires that the intermediate service present to the KDC a valid Kerberos ticket including the PAC obtained by the user as evidence that they had authenticated, so that a new ticket can be issued for the target server. The...

KB5021651: Out-of-band update for Windows Server 2008 R2: November 18, 2022

KB5021651: Out-of-band update for Windows Server 2008 R2: November 18, 2022 Summary This update includes improvements for the following: Addresses a known issue that affects Windows Servers that have the Domain Controller DC role. They might have Kerberos authentication issues if both of the...

November 17, 2022—KB5021654 (OS Build 14393.5502) Out-of-band

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November 17, 2022—KB5021656 (OS Build 20348.1251) Out-of-band

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The vulnerability of the Kerberos protocol for Windows operating systems allows attackers to increase their privileges.

The vulnerability of the Kerberos protocol for Windows operating systems lies in the use of the cryptographic algorithm RC4-HMAC, which has vulnerabilities. Exploiting this vulnerability can allow a malicious actor to enhance their privileges remotely...

Metasploit Weekly Wrap-Up

ADCS - ESC Vulnerable certificate template finder Our very own Grant Willcox has developed a new module which allows users to query a LDAP server for vulnerable Active Directory Certificate Services AD CS certificate templates. The module will print the detected certificate details, and the attac...

CVE-2022-37966 Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability

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CVE-2022-37966: Undefined Security Weakness

Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability...

CVE-2022-37966

CVE-2022-37966 is the Windows Kerberos RC4-HMAC Elevation of Privilege vulnerability. Reports in Samba advisories identify this CVE as affecting Samba deployments (e.g., Samba AD DC/members) where RC4-HMAC could be used for Kerberos tickets, allowing elevated access. Remediation focuses on applyi...