Security Bulletin: IBM App Connect Enterprise is vulnerable to a machine-in-the-middle attack due to OpenSSH (CVE-2023-48795)

Summary IBM App Connect Enterprise File Nodes configured to connect to OpenSSH servers using SFTP are vulnerable to a machine-in-the-middle attack due to OpenSSH. This bulletin identifies the steps to take to address the vulnerability. Vulnerability Details CVEID:CVE-2023-48795 DESCRIPTION: OpenS...

ToddyCat is making holes in your infrastructure

We continue covering the activities of the APT group ToddyCat. In our previous article, we described tools for collecting and exfiltrating files LoFiSe and PcExter. This time, we have investigated how attackers obtain constant access to compromised infrastructure, what information on the hosts th...

Huawei EulerOS: Security Advisory for libssh (EulerOS-SA-2024-1528)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 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...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-1533)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 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...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2024-1552)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 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...

Huawei EulerOS: Security Advisory for libssh2 (EulerOS-SA-2024-1548)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 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...

Huawei EulerOS: Security Advisory for libssh (EulerOS-SA-2024-1547)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2024 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...

FreeBSD : jenkins -- Terrapin SSH vulnerability in Jenkins CLI client (4ebdd56b-fe72-11ee-bc57-00e081b7aa2d)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 4ebdd56b-fe72-11ee-bc57-00e081b7aa2d advisory. - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other...

Security Bulletin: IBM i Access Client Solutions is vulnerable to a remote attacker bypassing integrity checks in Apache Mina SSHD Common (CVE-2023-48795)

Summary IBM i Access Client Solutions is vulnerable to a remote attacker bypassing integrity checks CVE-2023-48795 found in Apache Mina SSHD Common. Apache Mina SSHD Common is used by the Open Source Package Manager feature of IBM i Access Client Solutions when authenticating to the IBM i server...

EulerOS Virtualization 2.10.1 : libssh (EulerOS-SA-2024-1547)

According to the versions of the libssh package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attacker...

EulerOS Virtualization 2.10.1 : libssh2 (EulerOS-SA-2024-1548)

According to the versions of the libssh2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attacke...

EulerOS Virtualization 2.10.0 : openssh (EulerOS-SA-2024-1533)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote...

EulerOS Virtualization 2.10.1 : openssh (EulerOS-SA-2024-1552)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote...

EulerOS Virtualization 2.10.0 : libssh2 (EulerOS-SA-2024-1529)

According to the versions of the libssh2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attacke...

Missing character encoding in progress display allows for spoofing of scp client output (CVE-2019-6109)

An issue was discovered in OpenSSH 7.9. Due to missing character encoding in the progress display, a malicious server or Man-in-The-Middle attacker can employ crafted object names to manipulate the client output, e.g., by using ANSI control codes to hide additional files being transferred. This...

OESA-2024-1408 cri-o security update

Open Container Initiative-based implementation of Kubernetes Container Runtime Interface. Security Fixes: A malicious HTTP/2 client which rapidly creates requests and immediately resets them can cause excessive server resource consumption. While the total number of requests is bounded by the...

OESA-2024-1407 cri-o security update

Open Container Initiative-based implementation of Kubernetes Container Runtime Interface. Security Fixes: A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.CVE-2022-41723 A...

XZ backdoor story – Initial analysis

On March 29, 2024, a single message on the Openwall OSS-security mailing list marked an important discovery for the information security, open source and Linux communities: the discovery of a malicious backdoor in XZ. XZ is a compression utility integrated into many popular distributions of Linux...

Security Bulletin: IBM Cloud Pak for Data Scheduling is vulnerable to machine-in-the-middle due to golang.org/x/crypto ( CVE-2023-48795 )

Summary Golang.org/x/crypto is used by IBM Cloud Pak for Data Scheduling as part of the scheduler binaries . CVE-2023-48795. Vulnerability Details CVEID:CVE-2023-48795 DESCRIPTION: OpenSSH is vulnerable to a machine-in-the-middle attack, caused by a flaw in the extension negotiation process in th...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is susceptible to a machine-in-the-middle vulnerability (CVE-2023-48795)

Summary OpenSSH is vulnerable to a machine-in-the-middle attack, caused by a flaw in the extension negotiation process in the SSH transport protocol when used with certain OpenSSH extensions. A remote attacker could exploit this vulnerability to launch a machine-in-the-middle attack and strip an...