CVE-2023-25136

OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

OpenBSD OpenSSH 9.1 Memory Safety Vulnerability

OpenBSD OpenSSH is prone to a memory safety vulnerability. 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 CPE = "cpe:/a:openbsd:openssh";...

CVE-2023-25136

OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

CVE-2023-25136

OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

CVE-2023-25136

OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

CVE-2023-25136

OpenSSH sshd 9.1 contains a pre-authentication double-free in the handling of options.kex_algorithms, fixed in 9.2. Public reports note a remote, unauthenticated attacker could potentially jump to arbitrary addresses in sshd’s address space, with one third-party saying remote code execution is th...

Slackware Linux 15.0 / current openssh Vulnerability (SSA:2023-033-01)

The version of openssh installed on the remote host is prior to 9.2p1. It is, therefore, affected by a vulnerability as referenced in the SSA:2023-033-01 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number...

Slackware: Security Advisory (SSA:2023-033-01)

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...

OpenBSD OpenSSH < 9.2 Unspecified Vulnerability

OpenBSD OpenSSH is prone to an unspecified vulnerability. 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 CPE = "cpe:/a:openbsd:openssh";...

OpenBSD OpenSSH 8.7 - 9.1 Unspecified Vulnerability

OpenBSD OpenSSH is prone to an unspecified vulnerability. 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 CPE = "cpe:/a:openbsd:openssh";...

OpenSSH 资源管理错误漏洞

OpenSSH OpenBSD Secure Shell is a set of connection tools for secure access to remote computers from the Canadian OpenBSD Project Group. The tools are an open source implementation of the SSH protocol that supports encryption of all transmissions, effectively blocking eavesdropping, connection...

CVE-2023-25136

OpenSSH server sshd 9.1 introduced a double-free vulnerability during options.kexalgorithms handling. This is fixed in OpenSSH 9.2. The double free can be leveraged, by an unauthenticated remote attacker in the default configuration, to jump to any location in the sshd address space. One...

[slackware-security] openssh

New openssh packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/openssh-9.2p1-i586-1slack15.0.txz: Upgraded. This release contains fixes for two security problems and a memory safety problem. The...

PT-2023-1368

Name of the Vulnerable Software and Affected Versions OpenSSH versions 9.1 through 9.1 Description The issue is related to a double-free vulnerability in the options.kex algorithms handling of the OpenSSH server. This vulnerability can be leveraged by an unauthenticated remote attacker in the...

K04305530: SCP vulnerability CVE-2020-15778

Security Advisory Description scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick characters in the destination argument. NOTE: the vendor reportedly has stated that they intentionally omit validation of "anomalous argument transfers"...

K83120834: Diffie-Hellman key agreement protocol weaknesses CVE-2002-20001 & CVE-2022-40735

Security Advisory Description The Diffie-Hellman Key Agreement Protocol allows remote attackers from the client side to send arbitrary numbers that are actually not public keys, and trigger expensive server-side DHE modular-exponentiation calculations, aka a DHEater attack. The client needs very...

K14052032: OpenSSH vulnerability CVE-2018-15919

Security Advisory Description Remotely observable behaviour in auth-gss2.c in OpenSSH through 7.8 could be used by remote attackers to detect existence of users on a target system when GSS2 is in use. NOTE: the discoverer states 'We understand that the OpenSSH developers do not want to treat such...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2023-1059)

The remote host is missing an update for the Huawei EulerOS 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...

EulerOS Virtualization 3.0.2.6 : openssh (EulerOS-SA-2023-1059)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - sshd in OpenSSH 6.2 through 8.x before 8.8, when certain non-default configurations are used, allows privilege escalation becaus...

K14317: OpenSSH J-PAKE vulnerability CVE-2010-4478

OpenSSH 5.6 and earlier, when J-PAKE is enabled, does not properly validate the public parameters in the J-PAKE protocol, which allows remote attackers to bypass the need for knowledge of the shared secret, and successfully authenticate. F5 products do not include J-PAKE in the OpenSSH programs a...