发布时间 :2001-07-09 00:00:00
修订时间 :2008-09-05 16:25:50

[原文]Check Point VPN-1/FireWall-1 4.1 base.def contains a default macro, accept_fw1_rdp, which can allow remote attackers to bypass intended restrictions with forged RDP (internal protocol) headers to UDP port 259 of arbitrary hosts.

[CNNVD]Check Point VPN-1/FireWall漏洞(CNNVD-200107-062)

        Check Point VPN-1/FireWall-1 4.1 base.def包含默认的宏,accept_fw1_rdp,远程攻击者可以绕过具有任意主机的UDP端口259的旁路伪造RDP(内部协议)头的有意限制。

- CVSS (基础分值)

CVSS分值: 7.5 [严重(HIGH)]
机密性影响: PARTIAL [很可能造成信息泄露]
完整性影响: PARTIAL [可能会导致系统文件被修改]
可用性影响: PARTIAL [可能会导致性能下降或中断资源访问]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: [--]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

cpe:/a:checkpoint:firewall-1:4.1_build_41439Checkpoint Firewall-1 4.1 Build 41439
cpe:/a:checkpoint:firewall-1:4.1Checkpoint Firewall-1 4.1
cpe:/a:checkpoint:firewall-1:4.1:sp2Checkpoint Firewall-1 1 4.1 SP2

- OVAL (用于检测的技术细节)


- 官方数据库链接
(官方数据源) MITRE
(官方数据源) NVD
(官方数据源) CNNVD

- 其它链接及资源
(UNKNOWN)  CERT  CA-2001-17
(VENDOR_ADVISORY)  XF  fw1-rdp-bypass(6815)
(VENDOR_ADVISORY)  BUGTRAQ  20010709 Check Point FireWall-1 RDP Bypass Vulnerability
(UNKNOWN)  CHECKPOINT  20010712 RDP Bypass workaround for VPN-1/FireWall 4.1 SPx
(UNKNOWN)  BUGTRAQ  20010709 Check Point response to RDP Bypass

- 漏洞信息

Check Point VPN-1/FireWall漏洞
高危 未知
2001-07-09 00:00:00 2005-05-02 00:00:00
        Check Point VPN-1/FireWall-1 4.1 base.def包含默认的宏,accept_fw1_rdp,远程攻击者可以绕过具有任意主机的UDP端口259的旁路伪造RDP(内部协议)头的有意限制。

- 公告与补丁


- 漏洞信息

Check Point FireWall-1 RDP Header Firewall Bypass
Remote / Network Access Misconfiguration
Loss of Integrity
Exploit Public

- 漏洞描述

Check Point FireWall-1 contains a flaw that allows a remote attacker to bypass the firewall rules concerning RDP traffic. The issue is due to a flaw in the RDP based filters that may allow any UDP packet with an RDP header to pass unchecked to the internal network.

- 时间线

2001-07-09 Unknow
2001-07-09 Unknow

- 解决方案

Upgrade to version 4.1 SP5 or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by implementing the following workarounds: comment line 2646 of base.def ( accept_fw1_rdp; ) or block UDP traffic to port 259 on your perimeter

- 相关参考

- 漏洞作者