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Cisco PIX 無(wú)效 TCP Checksum 拒絕服務(wù)漏洞
2005-11-24   


信息提供:

安全公告(或線索)提供熱線:51cto.editor@gmail.com

漏洞類別:

設(shè)計(jì)錯(cuò)誤

攻擊類型:

遠(yuǎn)程攻擊

發(fā)布日期:

2005-11-22

更新日期:

2005-11-22

受影響系統(tǒng):

Cisco PIX/ASA 7.0.1 .4
Cisco PIX/ASA 7.0
Cisco PIX OS
Cisco PIX Firewall 535
Cisco PIX Firewall 525 6.3
Cisco PIX Firewall 525
Cisco PIX Firewall 520
Cisco PIX Firewall 515E
Cisco PIX Firewall 515
Cisco PIX Firewall 506
Cisco PIX Firewall 501
Cisco PIX Firewall 6.3.3 (133)
Cisco PIX Firewall 6.3.2
Cisco PIX Firewall 6.3.1
Cisco PIX Firewall 6.3 (5)
Cisco PIX Firewall 6.3 (3.109)
Cisco PIX Firewall 6.3 (3.102)
Cisco PIX Firewall 6.3 (3)
Cisco PIX Firewall 6.3 (1)
Cisco PIX Firewall 6.3
Cisco PIX Firewall 6.2.3 (110)
Cisco PIX Firewall 6.2.3
Cisco PIX Firewall 6.2.2 .111
Cisco PIX Firewall 6.2.2
Cisco PIX Firewall 6.2.1
Cisco PIX Firewall 6.2 (3.100)
Cisco PIX Firewall 6.2 (3)
Cisco PIX Firewall 6.2 (2)
Cisco PIX Firewall 6.2 (1)
Cisco PIX Firewall 6.2
Cisco PIX Firewall 6.1.5 (104)
Cisco PIX Firewall 6.1.5
Cisco PIX Firewall 6.1.4
Cisco PIX Firewall 6.1.3
Cisco PIX Firewall 6.1 (5)
Cisco PIX Firewall 6.1 (4)
Cisco PIX Firewall 6.1 (3)
Cisco PIX Firewall 6.1 (2)
Cisco PIX Firewall 6.1 (1)
Cisco PIX Firewall 6.1
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 6.0.4
Cisco PIX Firewall 6.0.3
Cisco PIX Firewall 6.0 (4.101)
Cisco PIX Firewall 6.0 (4)
Cisco PIX Firewall 6.0 (2)
Cisco PIX Firewall 6.0 (1)
Cisco PIX Firewall 6.0
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 5.3 (3)
Cisco PIX Firewall 5.3 (2)
Cisco PIX Firewall 5.3 (1.200)
Cisco PIX Firewall 5.3 (1)
Cisco PIX Firewall 5.3
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 5.2 (9)
Cisco PIX Firewall 5.2 (7)
Cisco PIX Firewall 5.2 (6)
Cisco PIX Firewall 5.2 (5)
Cisco PIX Firewall 5.2 (3.210)
Cisco PIX Firewall 5.2 (2)
Cisco PIX Firewall 5.2 (1)
Cisco PIX Firewall 5.2
Cisco PIX Firewall 5.1.4
Cisco PIX Firewall 5.1 (4.206)
Cisco PIX Firewall 5.1
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 5.0
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 4.4 (8)
Cisco PIX Firewall 4.4 (7.202)
Cisco PIX Firewall 4.4 (4)
Cisco PIX Firewall 4.4
Cisco PIX Firewall 4.3
Cisco PIX Firewall 4.2.2
Cisco PIX Firewall 4.2.1
Cisco PIX Firewall 4.2 (5)
Cisco PIX Firewall 4.2
Cisco PIX Firewall 4.1.6 b
Cisco PIX Firewall 4.1.6
Cisco PIX Firewall 4.0
Cisco PIX Firewall 3.1
Cisco PIX Firewall 3.0
Cisco PIX Firewall 2.7

安全系統(tǒng):

無(wú)

漏洞報(bào)告人:

"Konstantin V. Gavrilenko"

漏洞描述:

Bugtraq ID: 15525

Cisco PIX 在處理帶有無(wú)效checksum 的 TCP SYN 包裹時(shí),發(fā)生遠(yuǎn)程拒絕服務(wù)漏洞。
這使攻擊者可以臨時(shí)阻斷任意TCP服務(wù)的網(wǎng)絡(luò)連接。反復(fù)發(fā)動(dòng)這樣的攻擊將可能導(dǎo)致拒絕服務(wù)。

測(cè)試方法:


解決方法:

Cisco 已發(fā)布 Cisco Bug ID CSCsc14915 to PIX 6.3 和CSCsc16014 to PIX 7.0,詳細(xì)信息見(jiàn):



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