samba: SMB1 client connections can be downgraded to plaintext authentication

A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required...

CVE-2021-1043

In TBD of TBD, there is a possible downgrade attack due to under utilized anti-rollback protections. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

CVE-2021-1043

In TBD of TBD, there is a possible downgrade attack due to under utilized anti-rollback protections. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

CVE-2021-1043

CVE-2021-1043 affects Google Pixel devices (Pixel/Titan-M) as documented in the Pixel Update Bulletin. The issue is described as a downgrade attack due to under-utilized anti-rollback protections, enabling local information disclosure without additional execution privileges. Affected component: T...

CVE-2021-1043

In TBD of TBD, there is a possible downgrade attack due to under utilized anti-rollback protections. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

Security Bulletin: CVE-2015-4000 Diffie-Hellman Export Cipher Suite Vulnerabilities in Multiple N series Products

Summary A vulnerability known as Logjam may affect multiple N series products and the impact is under investigation. Versions 1.2 and earlier of the Transport Layer Security TLS protocol can allow man-in-the-middle MITM attackers to conduct downgrade attacks. Multiple N series Products has...

USN-5174-2: Samba regression

USN-5174-1 fixed vulnerabilities in Samba. Some of the changes introduced a regression in Kerberos authentication in certain environments. Please see the following upstream bug for more information: https://bugzilla.samba.org/showbug.cgi?id=14922 This update fixes the problem. Original advisory...

USN-5174-2 samba regression

USN-5174-1 fixed vulnerabilities in Samba. Some of the changes introduced a regression in Kerberos authentication in certain environments. Please see the following upstream bug for more information: https://bugzilla.samba.org/showbug.cgi?id=14922 This update fixes the problem. Original advisory...

RLSA-2021:5082 Important: samba security update

Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol, which allow PC-compatible machines to share files, printers, and various information. Security Fixes: samba: Active Directory AD domain user could become root...

Ubuntu: Security Advisory (USN-5174-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

Ubuntu: Security Advisory (USN-5142-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

USN-5142-2: Samba regressions

USN-5142-1 fixed vulnerabilities in Samba. Some of the upstream changes introduced regressions in name mapping and backups. Please see the following upstream bugs for more information: https://bugzilla.samba.org/showbug.cgi?id=14901 https://bugzilla.samba.org/showbug.cgi?id=14918 This update fixe...

USN-5174-1 samba vulnerabilities

Stefan Metzmacher discovered that Samba incorrectly handled SMB1 client connections. A remote attacker could possibly use this issue to downgrade connections to plaintext authentication. CVE-2016-2124 Andrew Bartlett discovered that Samba incorrectly mapping domain users to local users. An...

CVE-2021-36326

Dell EMC Streaming Data Platform, versions prior to 1.3 contain an SSL Strip Vulnerability in the User Interface UI. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to a downgrade in the communications between the client and server into an unencrypted forma...

CVE-2021-36326

Dell EMC Streaming Data Platform, versions prior to 1.3 contain an SSL Strip Vulnerability in the User Interface UI. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to a downgrade in the communications between the client and server into an unencrypted forma...

RHEL 7 : samba (RHSA-2021:4844)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4844 advisory. Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol,...

samba: SMB1 client connections can be downgraded to plaintext authentication

A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required...

Microsoft Azure Sphere Security Monitor SMSyscallStageBaseManifests image validation signature check bypass vulnerability

Summary A signature check bypass vulnerability exists in the Security Monitor SMSyscallStageBaseManifests image validation functionality of Microsoft Azure Sphere 21.01. A specially crafted manifest can lead to a firmware downgrade. An attacker can use syscalls to trigger this vulnerability. Test...

SMB1 client connections can be downgraded to plaintext authentication

Description An attacker can downgrade a negotiated SMB1 client connection and its capabitilities. Kerberos authentication is only possible with the SMB2/3 protocol or SMB1 using the NT1 dialect and the extended security spnego capability. Without mandatory SMB signing the protocol can be downgrad...

New NPM library hijacks (coa and rc)

On Thursday, November 4, 2021, barely more than a week after ua-parser-js was hijacked, another popular NPM library called coa Command-Option-Argument, which is used in React packages around the world, was hijacked to distribute credential-stealing malware. The developer community noticed somethi...