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LSH 访问验证错误

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漏洞信息详情

LSH 访问验证错误

  • CNNVD编号：CNNVD-200601-284
    • <!--
  • 危害等级： 低危-->
  • 危害等级： 低危
  • CVE编号： CVE-2006-0353
  • 漏洞类型： 信息泄露
  • 发布时间： 2006-01-22
  • 威胁类型： 本地
  • 更新时间： 2006-05-01
  • 厂        商： gnu
  • 漏洞来源： Discovered by Stef...

漏洞简介

lsh 2.0.1的lshd中的unix_random.c会泄漏与随机生成器相关的文件描述符，本地用户可以通过截断种子文件从而阻止服务器启动，使系统拒绝服务，或者获取可用来破解密钥的敏感种子信息。

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：

LSH LSH 2.0.1

Debian lsh-client_2.0.1-3sarge1_alpha.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_alpha.deb

Debian lsh-client_2.0.1-3sarge1_arm.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_arm.deb

Debian lsh-client_2.0.1-3sarge1_hppa.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_hppa.deb

Debian lsh-client_2.0.1-3sarge1_i386.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_i386.deb

Debian lsh-client_2.0.1-3sarge1_ia64.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_ia64.deb

Debian lsh-client_2.0.1-3sarge1_m68k.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_m68k.deb

Debian lsh-client_2.0.1-3sarge1_mips.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_mips.deb

Debian lsh-client_2.0.1-3sarge1_mipsel.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_mipsel.deb

Debian lsh-client_2.0.1-3sarge1_powerpc.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_powerpc.deb

Debian lsh-client_2.0.1-3sarge1_s390.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_s390.deb

Debian lsh-client_2.0.1-3sarge1_sparc.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-client_2. 0.1-3sarge1_sparc.deb

Debian lsh-server_2.0.1-3sarge1_alpha.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_alpha.deb

Debian lsh-server_2.0.1-3sarge1_arm.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_arm.deb

Debian lsh-server_2.0.1-3sarge1_hppa.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_hppa.deb

Debian lsh-server_2.0.1-3sarge1_i386.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_i386.deb

Debian lsh-server_2.0.1-3sarge1_ia64.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_ia64.deb

Debian lsh-server_2.0.1-3sarge1_m68k.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_m68k.deb

Debian lsh-server_2.0.1-3sarge1_mips.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_mips.deb

Debian lsh-server_2.0.1-3sarge1_mipsel.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_mipsel.deb

Debian lsh-server_2.0.1-3sarge1_powerpc.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_powerpc.deb

Debian lsh-server_2.0.1-3sarge1_s390.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_s390.deb

Debian lsh-utils-doc_2.0.1-3sarge1_all.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-utils-doc _2.0.1-3sarge1_all.deb

Debian lsh-utils/lsh-server_2.0.1-3sarge1_sparc.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/updates/main/l/lsh-utils/lsh-server_2. 0.1-3sarge1_sparc.deb

Debian lsh-utils/lsh-utils_2.0.1-3sarge1_powerpc.deb

Debian GNU/Linux 3.1 alias sarge

http://security.debian.org/pool/upda

参考网址

来源: BID

名称: 16357

链接:http://www.securityfocus.com/bid/16357

来源: VUPEN

名称: ADV-2006-0301

链接:http://www.frsirt.com/english/advisories/2006/0301

来源: DEBIAN

名称: DSA-956

链接:http://www.debian.org/security/2006/dsa-956

来源: SECUNIA

名称: 18623

链接:http://secunia.com/advisories/18623

来源: SECUNIA

名称: 18564

链接:http://secunia.com/advisories/18564

来源: XF

名称: lsh-file-descriptor-leak(24263)

链接:http://xforce.iss.net/xforce/xfdb/24263

来源: OSVDB

名称: 22695

链接:http://www.osvdb.org/22695

来源: MLIST

名称: [lsh-bugs] SECURITY: lshd leaks fd:s to user shells

链接:http://lists.lysator.liu.se/pipermail/lsh-bugs/2006q1/000467.html

受影响实体

  • Gnu Lsh:2.0.1  
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补丁

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