CVE-2006-0393
CVSS4.0
发布时间 :2006-08-02 21:04:00
修订时间 :2017-07-19 21:29:43
NMCO    

[原文]OpenSSH in Apple Mac OS X 10.4.7 allows remote attackers to cause a denial of service or determine account existence by attempting to log in using an invalid user, which causes the server to hang.


[CNNVD]OpenSSH Server 认证进程拒绝服务漏洞(CNNVD-200608-040)

        Apple Mac OS X是苹果家族机器所使用的操作系统。
        最新的Mac OS X更新修复了多个漏洞,具体如下:
        如果使用不存在的帐号试图登录到OpenSSH Server的话就会导致认证进程挂起。攻击者可以利用这种行为检测是否存在特定的帐号,大量的尝试还可以导致拒绝服务。
        

- CVSS (基础分值)

CVSS分值: 4 [中等(MEDIUM)]
机密性影响: [--]
完整性影响: [--]
可用性影响: [--]
攻击复杂度: [--]
攻击向量: [--]
身份认证: [--]

- CPE (受影响的平台与产品)

cpe:/o:apple:mac_os_x_server:10.4.7Apple Mac OS X Server 10.4.7
cpe:/o:apple:mac_os_x:10.4.7Apple Mac OS X 10.4.7

- OVAL (用于检测的技术细节)

未找到相关OVAL定义

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0393
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2006-0393
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200608-040
(官方数据源) CNNVD

- 其它链接及资源

http://lists.apple.com/archives/security-announce/2006//Aug/msg00000.html
(UNKNOWN)  APPLE  APPLE-SA-2006-08-01
http://securitytracker.com/id?1016672
(UNKNOWN)  SECTRACK  1016672
http://www.securityfocus.com/bid/19289
(UNKNOWN)  BID  19289
http://www.us-cert.gov/cas/techalerts/TA06-214A.html
(UNKNOWN)  CERT  TA06-214A
http://www.vupen.com/english/advisories/2006/3101
(UNKNOWN)  VUPEN  ADV-2006-3101
https://exchange.xforce.ibmcloud.com/vulnerabilities/28147
(UNKNOWN)  XF  macosx-openssh-nonexistent-user-dos(28147)

- 漏洞信息

OpenSSH Server 认证进程拒绝服务漏洞
中危 资料不足
2006-08-02 00:00:00 2006-08-26 00:00:00
远程  
        Apple Mac OS X是苹果家族机器所使用的操作系统。
        最新的Mac OS X更新修复了多个漏洞,具体如下:
        如果使用不存在的帐号试图登录到OpenSSH Server的话就会导致认证进程挂起。攻击者可以利用这种行为检测是否存在特定的帐号,大量的尝试还可以导致拒绝服务。
        

- 公告与补丁

        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:
        Apple Mac OS X Server 10.3.9
        Apple SecUpdSrvr2006-004Pan.dmg
        http://wsidecar.apple.com/cgi-bin/nph-reg3rdpty2.pl/product=11231&cat= 1&platform=osx&method=sa/SecUpdSrvr2006-004Pan.dmg
        Apple Mac OS X 10.3.9
        Apple SecUpd2006-004Pan.dmg
        http://wsidecar.apple.com/cgi-bin/nph-reg3rdpty2.pl/product=11230&cat= 1&platform=osx&method=sa/SecUpd2006-004Pan.dmg
        Apple Mac OS X 10.4.7
        Apple SecUpd2006-004Intel.dmg
        http://wsidecar.apple.com/cgi-bin/nph-reg3rdpty2.pl/product=11232&cat= 1&platform=osx&method=sa/SecUpd2006-004Intel.dmg
        

- 漏洞信息

27745
Apple Mac OS X OpenSSH Nonexistent Account Login Enumeration DoS
Remote / Network Access Denial of Service, Information Disclosure
Loss of Confidentiality, Loss of Availability
Exploit Public

- 漏洞描述

Mac OS X contains a flaw that may allow a remote denial of service. The issue is triggered when an attacker attempts to log in multiple times using a nonexistent account, which causes the process to hang, and will result in loss of availability for the service. This vulnerability could also be leveraged by an attacker to enumerate valid user accounts, resulting in a loss of confidentiality.

- 时间线

2006-07-14 Unknow
2006-07-14 Unknow

- 解决方案

Currently, there are no known workarounds or upgrades to correct this issue. However, Apple has released a patch (Security Update 2006-004) to address this vulnerability.

- 相关参考

- 漏洞作者

 

 

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