openssh: OpenSSH: Null character in ssh:// URI can lead to code execution via ProxyCommand

A flaw was found in OpenSSH where the SSH client accepted \0 null characters in ssh:// URIs. When a ProxyCommand is configured, these characters could alter how the command is parsed, potentially leading to code execution depending on how the proxy is set up...

openssh: OpenSSH: Control characters in usernames can lead to code execution via ProxyCommand

A flaw was found in OpenSSH where control characters in usernames were not properly validated when sourced from untrusted inputs like the command line or configuration expansion. If a ProxyCommand is used, these control characters could modify command behavior, potentially leading to code executi...

EulerOS Virtualization 2.10.1 : openssh (EulerOS-SA-2026-1135)

According to the versions of the openssh packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand i...

MiracleLinux 9 : libssh-0.10.4-13.el9 (AXSA:2024-7773:03)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7773:03 advisory. libssh: ProxyCommand/ProxyJump features allow injection of malicious code through hostname CVE-2023-6004 libssh: Missing checks for return values fo...

openssh: OpenSSH: Null character in ssh:// URI can lead to code execution via ProxyCommand

A flaw was found in OpenSSH where the SSH client accepted \0 null characters in ssh:// URIs. When a ProxyCommand is configured, these characters could alter how the command is parsed, potentially leading to code execution depending on how the proxy is set up...

RHEL 9 : openssh (RHSA-2026:0693)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0693 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files...

EulerOS 2.0 SP12 : openssh (EulerOS-SA-2026-1075)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand is...

EulerOS 2.0 SP10 : openssh (EulerOS-SA-2026-1054)

According to the versions of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : ssh in OpenSSH before 10.1 allows the '\0' character in an ssh:// URI, potentially leading to code execution when a ProxyCommand is...

MiracleLinux 8 : openssh-8.0p1-27.el8_10 (AXSA:2025-11617:08)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-11617:08 advisory. openssh: OpenSSH: Control characters in usernames can lead to code execution via ProxyCommand CVE-2025-61984 openssh: OpenSSH: Null character in...

CLSA-2026-1767627828 openssh: Fix of CVE-2025-61985

CVE-2025-61985: potential code execution using the ‘\0’ character in an ssh:// URI, when a ProxyCommand is used...

CLSA-2026-1767627264 openssh: Fix of CVE-2025-61985

CVE-2025-61985: potential code execution using the ‘\0’ character in an ssh:// URI, when a ProxyCommand is used...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2025-2626)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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...

openssh: OpenSSH: Null character in ssh:// URI can lead to code execution via ProxyCommand

A flaw was found in OpenSSH where the SSH client accepted \0 null characters in ssh:// URIs. When a ProxyCommand is configured, these characters could alter how the command is parsed, potentially leading to code execution depending on how the proxy is set up...

openssh: OpenSSH: Null character in ssh:// URI can lead to code execution via ProxyCommand

A flaw was found in OpenSSH where the SSH client accepted \0 null characters in ssh:// URIs. When a ProxyCommand is configured, these characters could alter how the command is parsed, potentially leading to code execution depending on how the proxy is set up...

RHEL 9 : openssh (RHSA-2025:23480)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23480 advisory. OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files...

ALSA-2025:23480 Moderate: openssh security update

OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating systems. It includes the core files necessary for both the OpenSSH client and server. Security Fixes: openssh: OpenSSH: Control characters in usernames can lead to code execution via ProxyCommand...

Huawei EulerOS: Security Advisory for openssh (EulerOS-SA-2025-2526)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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...

SUSE-SU-2025:21161-1 Security update for openssh

This update for openssh fixes the following issues: - CVE-2025-61984: code execution via control characters in usernames when a ProxyCommand is used bsc1251198. - CVE-2025-61985: code execution via '\0' character in ssh:// URI when a ProxyCommand is used bsc1251199...

SUSE SLES12 Security Update : openssh (SUSE-SU-2025:4097-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2025:4097-1 advisory. - CVE-2025-61984: Fixed code execution via control characters in usernames when a ProxyCommand is used bsc1251198 Tenable has extracted the preceding...

SUSE-SU-2025:21044-1 Security update for openssh

This update for openssh fixes the following issues: - CVE-2025-61984: Fixed code execution via control characters in usernames when a ProxyCommand is used bsc1251198. - CVE-2025-61985: Fixed code execution via '\0' character in ssh:// URI when a ProxyCommand is used bsc1251199...