漏洞信息详情

OpenSSH 拒绝服务漏洞

漏洞简介

OpenSSH是一种开放源码的SSH协议的实现,初始版本用于OpenBSD平台,现在已经被移植到多种Unix/Linux类操作系统下。

OpenSSH在处理ssh报文中多个完全一样的块时存在拒绝服务漏洞,如果启用了ssh协议1的话,则远程攻击者就可以通过发送特制的ssh报文耗尽CPU资源。

漏洞公告

目前厂商已经发布了升级补丁以修复这个安全问题,补丁下载链接:

http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/deattack.c.diff?r1=1.29&r2=1.30&sortby=date&f=h

http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/packet.c.diff?r1=1.143&r2=1.144&sortby=date&f=h

http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/deattack.h.diff?r1=1.9&r2=1.10&sortby=date&f=h

参考网址

来源: US-CERT

名称: VU#787448

链接:http://www.kb.cert.org/vuls/id/787448

来源: US-CERT

名称: TA07-072A

链接:http://www.us-cert.gov/cas/techalerts/TA07-072A.html

来源: MISC

链接:https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207955

来源: BID

名称: 20216

链接:http://www.securityfocus.com/bid/20216

来源: VUPEN

名称: ADV-2006-3777

链接:http://www.frsirt.com/english/advisories/2006/3777

来源: DEBIAN

名称: DSA-1212

链接:http://www.debian.org/security/2006/dsa-1212

来源: DEBIAN

名称: DSA-1189

链接:http://www.debian.org/security/2006/dsa-1189

来源: hypersonic.bluecoat.com

链接:https://hypersonic.bluecoat.com/support/securityadvisories/ssh_server_on_sg

来源: XF

名称: openssh-block-dos(29158)

链接:http://xforce.iss.net/xforce/xfdb/29158

来源: VUPEN

名称: ADV-2009-0740

链接:http://www.vupen.com/english/advisories/2009/0740

来源: UBUNTU

名称: USN-355-1

链接:http://www.ubuntu.com/usn/usn-355-1

来源: TRUSTIX

名称: 2006-0054

链接:http://www.trustix.org/errata/2006/0054

来源: REDHAT

名称: RHSA-2006:0698

链接:http://www.redhat.com/support/errata/RHSA-2006-0698.html

来源: REDHAT

名称: RHSA-2006:0697

链接:http://www.redhat.com/support/errata/RHSA-2006-0697.html

来源: OSVDB

名称: 29152

链接:http://www.osvdb.org/29152

来源: OPENPKG

名称: OpenPKG-SA-2006.022

链接:http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html

来源: OPENBSD

名称: [2.9] 015: SECURITY FIX: October 12, 2006

链接:http://www.openbsd.org/errata.html#ssh

来源: SUSE

名称: SUSE-SA:2006:062

链接:http://www.novell.com/linux/security/advisories/2006_62_openssh.html

来源: SUSE

名称: SUSE-SR:2006:024

链接:http://www.novell.com/linux/security/advisories/2006_24_sr.html

来源: VUPEN

名称: ADV-2006-4869

链接:http://www.frsirt.com/english/advisories/2006/4869

来源: VUPEN

名称: ADV-2006-4401

链接:http://www.frsirt.com/english/advisories/2006/4401

来源: support.avaya.com

链接:http://support.avaya.com/elmodocs2/security/ASA-2006-216.htm

来源: sourceforge.net

链接:http://sourceforge.net/project/shownotes.php?release_id=461863&group_id=69227

来源: SLACKWARE

名称: SSA:2006-272-02

链接:http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.592566

来源: SECTRACK

名称: 1016931

链接:http://securitytracker.com/id?1016931

来源: GENTOO

名称: GLSA-200611-06

链接:http://security.gentoo.org/glsa/glsa-200611-06.xml

来源: GENTOO

名称: GLSA-200609-17

链接:http://security.gentoo.org/glsa/glsa-200609-17.xml

来源: FREEBSD

名称: FreeBSD-SA-06:22

链接:http://security.freebsd.org/advisories/FreeBSD-SA-06%3A22.openssh.asc

来源: SECUNIA

名称: 34274

链接:http://secunia.com/advisories/34274

来源: SECUNIA

名称: 23241

链接:http://secunia.com/advisories/23241

来源: SECUNIA

名称: 23038

链接:http://secunia.com/advisories/23038

来源: SECUNIA

名称: 22926

链接:http://secunia.com/advisories/22926

来源: SECUNIA

名称: 22823

链接:http://secunia.com/advisories/22823

来源: SECUNIA

名称: 22495

链接:http://secunia.com/advisories/22495

来源: SECUNIA

名称: 22487

链接:http://secunia.com/advisories/22487

来源: SECUNIA

名称: 22362

链接:http://secunia.com/advisories/22362

来源: SECUNIA

名称: 22352

链接:http://secunia.com/advisories/22352

来源: SECUNIA

名称: 22270

链接:http://secunia.com/advisories/22270

来源: SECUNIA

名称: 22245

链接:http://secunia.com/advisories/22245

来源: SECUNIA

名称: 22236

链接:http://secunia.com/advisories/22236

来源: SECUNIA

名称: 22208

链接:http://secunia.com/advisories/22208

来源: SECUNIA

名称: 22196

链接:http://secunia.com/advisories/22196

来源: SECUNIA

名称: 22183

链接:http://secunia.com/advisories/22183

来源: SECUNIA

名称: 22164

链接:http://secunia.com/advisories/22164

来源: SECUNIA

名称: 22158

链接:http://secunia.com/advisories/22158

来源: SECUNIA

名称: 22116

链接:http://secunia.com/advisories/22116

来源: SECUNIA

名称: 22091

链接:http://secunia.com/advisories/22091

来源: SECUNIA

名称: 21923

链接:http://secunia.com/advisories/21923

来源: MLIST

名称: [openssh-unix-dev] 20060927 Announce: OpenSSH 4.4 released

链接:http://marc.theaimsgroup.com/?l=openssh-unix-dev&m=115939141729160&w=2

来源: HP

名称: HPSBU

补丁

    暂无

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