CVE-2016-10011

authfile.c in sshd in OpenSSH before 7.4 does not properly consider the effects of realloc on buffer contents, which might allow local users to obtain sensitive private-key information by leveraging access to a privilege-separated child process...

UBUNTU-CVE-2016-10012

The shared memory manager associated with pre-authentication compression in sshd in OpenSSH before 7.4 does not ensure that a bounds check is enforced by all compilers, which might allows local users to gain privileges by leveraging access to a sandboxed privilege-separation process, related to t...

CVE-2016-10009

Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS11 modules by leveraging control over a forwarded agent-socket...

CVE-2016-10012

The shared memory manager associated with pre-authentication compression in sshd in OpenSSH before 7.4 does not ensure that a bounds check is enforced by all compilers, which might allows local users to gain privileges by leveraging access to a sandboxed privilege-separation process, related to t...

UBUNTU-CVE-2016-10009

Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS11 modules by leveraging control over a forwarded agent-socket...

CVE-2016-10010

sshd in OpenSSH before 7.4, when privilege separation is not used, creates forwarded Unix-domain sockets as root, which might allow local users to gain privileges via unspecified vectors, related to serverloop.c...

Slackware 13.0 / 13.1 / 13.37 / 14.0 / 14.1 / 14.2 / current : openssh (SSA:2016-358-02)

New openssh packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, 14.2, and -current to fix security issues. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2016-358-02. The...

F5 Networks BIG-IP : OpenSSH vulnerability (K14845276)

When SSHD tries to authenticate a non-existing user, it will pick up a fake password structure hard-coded in the SSHD source code. An attacker can measure timing information to determine if a user exists when verifying a password. CVE-2016-6210 C Tenable Network Security, Inc. The descriptive tex...

FreeBSD : openssh -- multiple vulnerabilities (2aedd15f-ca8b-11e6-a9a5-b499baebfeaf)

The OpenSSH project reports : - ssh-agent1: Will now refuse to load PKCS11 modules from paths outside a trusted whitelist run-time configurable. Requests to load modules could be passed via agent forwarding and an attacker could attempt to load a hostile PKCS11 module across the forwarded agent...

OpenSSH < 7.4 Multiple Vulnerabilities

According to its banner, the version of OpenSSH running on the remote host is prior to 7.4. It is, therefore, affected by multiple vulnerabilities : - A flaw exists in ssh-agent due to loading PKCS11 modules from paths that are outside a trusted whitelist. A local attacker can exploit this, by...

openssh -- multiple vulnerabilities

The OpenSSH project reports: ssh-agent1: Will now refuse to load PKCS11 modules from paths outside a trusted whitelist run-time configurable. Requests to load modules could be passed via agent forwarding and an attacker could attempt to load a hostile PKCS11 module across the forwarded agent...

[slackware-security] openssh

New openssh packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, 14.2, and -current to fix security issues. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/openssh-7.4p1-i586-1slack14.2.txz: Upgraded. This is primarily a bugfix release, and also addresses...

OpenSSH 7.4 - agent Protocol Arbitrary Library Loading

OpenSSH 7.4 - agent Protocol Arbitrary Library Loading Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1009 The OpenSSH agent permits its clients to load PKCS11 providers using the commands SSHAGENTCADDSMARTCARDKEY and SSHAGENTCADDSMARTCARDKEYCONSTRAINED if OpenSSH was compiled...

OpenSSH 7.4 - UsePrivilegeSeparation Disabled Forwarded Unix Domain Sockets Privilege Escalation

OpenSSH 7.4 - UsePrivilegeSeparation Disabled Forwarded Unix Domain Sockets Privilege Escalation Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1010 This issue affects OpenSSH if privilege separation is disabled config option UsePrivilegeSeparation=no. While privilege separatio...

OpenSSH 7.4 - UsePrivilegeSeparation Disabled Forwarded Unix Domain Sockets Privilege Escalation Exp

Exploit for linux platform in category local exploits Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1010 This issue affects OpenSSH if privilege separation is disabled config option UsePrivilegeSeparation=no. While privilege separation is enabled by default, it is documented a...

OpenSSH < 7.4 - agent Protocol Arbitrary Library Loading

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1009 The OpenSSH agent permits its clients to load PKCS11 providers using the commands SSHAGENTCADDSMARTCARDKEY and SSHAGENTCADDSMARTCARDKEYCONSTRAINED if OpenSSH was compiled with the ENABLEPKCS11 flag normally enabled and the age...

OpenSSH < 7.4 - 'UsePrivilegeSeparation Disabled' Forwarded Unix Domain Sockets Privilege Escalation

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1010 This issue affects OpenSSH if privilege separation is disabled config option UsePrivilegeSeparation=no. While privilege separation is enabled by default, it is documented as a hardening option, and therefore disabling it shoul...

OpenSSH Arbitrary Library Loading

OpenSSH: agent protocol permits loading arbitrary libraries CVE-2016-10009 The OpenSSH agent permits its clients to load PKCS11 providers using the commands SSHAGENTCADDSMARTCARDKEY and SSHAGENTCADDSMARTCARDKEYCONSTRAINED if OpenSSH was compiled with the ENABLEPKCS11 flag normally enabled and the...

OpenSSH 7.4 - agent Protocol Arbitrary Library Loading Vulnerability

The OpenSSH agent permits its clients to load PKCS11 providers using the commands SSHAGENTCADDSMARTCARDKEY and SSHAGENTCADDSMARTCARDKEYCONSTRAINED if OpenSSH was compiled with the ENABLEPKCS11 flag normally enabled and the agent isn't locked. For these commands, the client has to specify a provid...

[ASA-201612-20] openssh: multiple issues

Arch Linux Security Advisory ASA-201612-20 ========================================== Severity: Medium Date : 2016-12-22 CVE-ID : CVE-2016-10009 CVE-2016-10010 CVE-2016-10011 CVE-2016-10012 Package : openssh Type : multiple issues Remote : Yes Link : https://security.archlinux.org/AVG-110 Summary...