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SSH Communications Secure Shell/IPSEC Express Toolkit RSA签名可伪造漏洞


发布时间:2003-06-30
更新时间:2003-06-30
严重程度:
威胁程度:欺骗
错误类型:设计错误
利用方式:服务器模式

BUGTRAQ ID:8094

受影响系统
SSH Communications Security IPSEC Express Toolkit 5.0 .0
SSH Communications Security SSH2 3.1
SSH Communications Security SSH2 3.1.1
SSH Communications Security SSH2 3.1.2
SSH Communications Security SSH2 3.1.3
SSH Communications Security SSH2 3.1.4
SSH Communications Security SSH2 3.1.5
SSH Communications Security SSH2 3.1.6
SSH Communications Security SSH2 3.1.7
SSH Communications Security SSH2 3.2
SSH Communications Security SSH2 3.2.1
SSH Communications Security SSH2 3.2.2
SSH Communications Security SSH2 3.2.3
SSH Communications Security SSH2 3.2.4
详细描述
SSH Communications Secure Shell和IPSEC Express Toolkit存在漏洞,可导致攻击者在不需要RSA私钥的情况下伪造RSA签名。这包含用于主机或用户验证的签名。不过此漏洞必须难于利用,并且需要暴力猜测。

测试代码
尚无

解决方案
补丁下载:

SSH Communications Security SSH2 3.1:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.1:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.2:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.3:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.4:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.5:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.6:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.1.7:

SSH Communications Security Upgrade Secure Shell 3.1.8 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-1.html

SSH Communications Security Upgrade Secure Shell 3.1.8 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-1.html

SSH Communications Security SSH2 3.2:

SSH Communications Security Upgrade Secure Shell 3.2.5 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade SSHSecureShellClient-3.2.5.exe
ftp://ftp.ssh.com/pub/ssh/SSHSecureShellClient-3.2.5.exe
For non-commercial users.

SSH Communications Security SSH2 3.2.1:

SSH Communications Security Upgrade Secure Shell 3.2.5 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade SSHSecureShellClient-3.2.5.exe
ftp://ftp.ssh.com/pub/ssh/SSHSecureShellClient-3.2.5.exe
For non-commercial users.

SSH Communications Security SSH2 3.2.2:

SSH Communications Security Upgrade Secure Shell 3.2.5 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade SSHSecureShellClient-3.2.5.exe
ftp://ftp.ssh.com/pub/ssh/SSHSecureShellClient-3.2.5.exe
For non-commercial users.

SSH Communications Security SSH2 3.2.3:

SSH Communications Security Upgrade Secure Shell 3.2.5 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade SSHSecureShellClient-3.2.5.exe
ftp://ftp.ssh.com/pub/ssh/SSHSecureShellClient-3.2.5.exe
For non-commercial users.

SSH Communications Security SSH2 3.2.4:

SSH Communications Security Upgrade Secure Shell 3.2.5 for Workstations
http://www.ssh.com/support/downloads/secureshellwks/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Servers
http://www.ssh.com/support/downloads/secureshellserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade Secure Shell 3.2.5 for Windows Servers
http://www.ssh.com/support/downloads/secureshellwinserver/updates-and-packages-3-2.html

SSH Communications Security Upgrade SSHSecureShellClient-3.2.5.exe
ftp://ftp.ssh.com/pub/ssh/SSHSecureShellClient-3.2.5.exe
For non-commercial users.

相关信息
参考:http://www.ssh.com/company/newsroom/article/454/