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安全漏洞
YPServ远程网络信息泄露漏洞
发布日期:2002-10-21
更新日期:2002-10-25
受影响系统:
Debian YPServ描述:
- Debian Linux 3.0 i386
- Debian Linux 3.0 sparc
- Debian Linux 3.0 alpha
- Debian Linux 3.0 IA-32
- Debian Linux 3.0 arm
- Debian Linux 3.0 powerpc
- Debian Linux 3.0 68k
- Debian Linux 2.3 alpha
- Debian Linux 2.3 IA-32
- Debian Linux 2.3
- Debian Linux 2.3 arm
- Debian Linux 2.3 powerpc
- Debian Linux 2.3 68k
- Debian Linux 2.3 i386
- Debian Linux 2.3 sparc
BUGTRAQ ID: 6016
CVE(CAN) ID: CVE-2002-1232
ypserv是标准NIS/YP网络协议的一个实现。允许主机名,用户名和其他信息分布于网络各端。
ypserv 2.5之前的版本对恶意NIS请求处理不正确,远程攻击者可以利用这个漏洞获得网络敏感信息。
Thorsten Kukuck发现ypserv程序存在一个内存泄露问题。当恶意用户提交不存在的映射请求,服务程序会泄露部分旧的域名和映射名信息。
<*链接:http://www.debian.org/security/2002/dsa-180
*>
建议:
厂商补丁:
Debian
------
Debian已经为此发布了一个安全公告(DSA-180-1)以及相应补丁:
DSA-180-1:New NIS packages fix information leak
链接:http://www.debian.org/security/2002/dsa-180
补丁下载:
Source archives:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1.dsc
Size/MD5 checksum: 549 0648773dc9405dfc7db374119fdfff29
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1.diff.gz
Size/MD5 checksum: 20525 0a95b9ded7ff489c1286063d6072d457
http://security.debian.org/pool/updates/main/n/nis/nis_3.8.orig.tar.gz
Size/MD5 checksum: 497044 69bd8aa6b24cb22266cdc04354d3e287
Alpha architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_alpha.deb
Size/MD5 checksum: 243476 2e4e1daacb4d89b0447eaacd2ba524eb
ARM architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_arm.deb
Size/MD5 checksum: 179622 68949d909772b5dd84a8b81090bd51bd
Intel IA-32 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_i386.deb
Size/MD5 checksum: 165064 bae6f9b96c61c2dea0f23acb96795e3a
Motorola 680x0 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_m68k.deb
Size/MD5 checksum: 158486 5601d33852631af0e5d742724cdc21fe
PowerPC architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_powerpc.deb
Size/MD5 checksum: 169010 9ff45f7490b1832dea2a48ef4549c707
Sun Sparc architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.8-2.1_sparc.deb
Size/MD5 checksum: 182990 07989d24beb219f9c5dc881b2e7439e2
Debian GNU/Linux 3.0 alias woody
--------------------------------
Source archives:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1.dsc
Size/MD5 checksum: 583 39867a9d09bec5430a09c1a797af267c
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1.diff.gz
Size/MD5 checksum: 39172 5ffbfd98d5a2b795842800723c987e67
http://security.debian.org/pool/updates/main/n/nis/nis_3.9.orig.tar.gz
Size/MD5 checksum: 495695 b4d1c45619d8e3b20ef4b6032911a78c
Alpha architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_alpha.deb
Size/MD5 checksum: 203838 c1d79fbf7a7bc9b95ae6ea3c0355ba0e
ARM architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_arm.deb
Size/MD5 checksum: 165466 c73c0ea67dcf72d802164fadb52ed1f4
Intel IA-32 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_i386.deb
Size/MD5 checksum: 166214 e0b4d5496ea0063c2a2ab184d0ca8688
Intel IA-64 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_ia64.deb
Size/MD5 checksum: 236278 2573ec9f729f55634392d80c7ca7fdcf
HP Precision architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_hppa.deb
Size/MD5 checksum: 182482 b23d0bb92aee63825c186068c6971c17
Motorola 680x0 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_m68k.deb
Size/MD5 checksum: 160114 70f5226204ebc3dadf9baacc3f7ea084
Big endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_mips.deb
Size/MD5 checksum: 176766 27275782bbb48e3ea8f230d5b7a55974
Little endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_mipsel.deb
Size/MD5 checksum: 176782 d1b102f9a84b0213c89a8d0f7e63bf60
PowerPC architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_powerpc.deb
Size/MD5 checksum: 168290 9f615b8886db258eba3d62c2462095de
IBM S/390 architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_s390.deb
Size/MD5 checksum: 166598 32c8445c48db60c7e86cf102b27189f2
Sun Sparc architecture:
http://security.debian.org/pool/updates/main/n/nis/nis_3.9-6.1_sparc.deb
Size/MD5 checksum: 179352 8b38cd4b37a31316457312c7fac6b1ce
补丁安装方法:
1. 手工安装补丁包:
首先,使用下面的命令来下载补丁软件:
# wget url (url是补丁下载链接地址)
然后,使用下面的命令来安装补丁:
# dpkg -i file.deb (file是相应的补丁名)
2. 使用apt-get自动安装补丁包:
首先,使用下面的命令更新内部数据库:
# apt-get update
然后,使用下面的命令安装更新软件包:
# apt-get upgrade
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