CVE-2003-0430
CVSS5.0
发布时间 :2003-07-24 00:00:00
修订时间 :2008-09-10 15:19:00
NMCOS    

[原文]The SPNEGO dissector in Ethereal 0.9.12 and earlier allows remote attackers to cause a denial of service (crash) via an invalid ASN.1 value.


[CNNVD]Ethereal SPNEGO解析器远程拒绝服务攻击漏洞(CNNVD-200307-039)

        
        Ethereal是一款免费开放源代码的网络协议分析程序。
        Ethereal中的SPNEGO解析器在处理部分ASN.1代码时存在问题,远程攻击者利用这个漏洞对程序进行拒绝服务攻击或可能覆盖敏感内存信息以Ethereal进程权限在系统上执行任意指令。
        目前没有详细漏洞细节提供。
        

- CVSS (基础分值)

CVSS分值: 5 [中等(MEDIUM)]
机密性影响: NONE [对系统的机密性无影响]
完整性影响: NONE [不会对系统完整性产生影响]
可用性影响: PARTIAL [可能会导致性能下降或中断资源访问]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: [--]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

产品及版本信息(CPE)暂不可用

- OVAL (用于检测的技术细节)

oval:org.mitre.oval:def:88Ethereal SPNEGO Dissoector Denial of Service Vulnerability
*OVAL详细的描述了检测该漏洞的方法,你可以从相关的OVAL定义中找到更多检测该漏洞的技术细节。

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2003-0430
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2003-0430
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200307-039
(官方数据源) CNNVD

- 其它链接及资源

http://www.ethereal.com/appnotes/enpa-sa-00010.html
(VENDOR_ADVISORY)  CONFIRM  http://www.ethereal.com/appnotes/enpa-sa-00010.html
http://secunia.com/advisories/9007
(UNKNOWN)  SECUNIA  9007
ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-030.0.txt
(UNKNOWN)  SCO  CSSA-2003-030.0
http://www.redhat.com/support/errata/RHSA-2003-077.html
(UNKNOWN)  REDHAT  RHSA-2003:077
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000662
(UNKNOWN)  CONECTIVA  CLA-2003:662

- 漏洞信息

Ethereal SPNEGO解析器远程拒绝服务攻击漏洞
中危 边界条件错误
2003-07-24 00:00:00 2005-10-20 00:00:00
远程  
        
        Ethereal是一款免费开放源代码的网络协议分析程序。
        Ethereal中的SPNEGO解析器在处理部分ASN.1代码时存在问题,远程攻击者利用这个漏洞对程序进行拒绝服务攻击或可能覆盖敏感内存信息以Ethereal进程权限在系统上执行任意指令。
        目前没有详细漏洞细节提供。
        

- 公告与补丁

        厂商补丁:
        Ethereal Group
        --------------
        目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载:
        Ethereal Group Upgrade ethereal-0.9.13.tar.gz
        
        http://www.ethereal.com/distribution/ethereal-0.9.13.tar.gz

- 漏洞信息

2177
Ethereal SPNEGO Dissector DoS
Remote / Network Access Denial of Service
Loss of Availability
Exploit Unknown

- 漏洞描述

Ethereal contains a flaw that may allow a remote denial of service. The issue can be triggered when the SPNEGO dissector is used and an invalid ASN.1 value is parsed, and will result in loss of availability for the service.

- 时间线

2003-06-11 Unknow
Unknow Unknow

- 解决方案

Upgrade to version 0.9.13 or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by implementing the following workaround(s): disable the SPNEGO protocol dissector by selecting Analyze->Enabled Protocols... and deselecting the SPNEGO-KRB5 protocol from the list

- 相关参考

- 漏洞作者

- 漏洞信息

Ethereal SPNEGO Dissector Denial Of Service Vulnerability
Boundary Condition Error 7879
Yes No
2003-06-11 12:00:00 2009-07-11 10:06:00
Discovery of this vulnerability credited to Timo Sirainen.

- 受影响的程序版本

SCO OpenLinux Workstation 3.1.1
SCO OpenLinux Server 3.1.1
RedHat Linux Advanced Work Station 2.1
RedHat Enterprise Linux WS 2.1
RedHat Enterprise Linux ES 2.1
Red Hat Enterprise Linux AS 2.1
Ethereal Group Ethereal 0.9.12
Ethereal Group Ethereal 0.9.11
Ethereal Group Ethereal 0.9.10
+ Conectiva Linux 9.0
Ethereal Group Ethereal 0.9.9
+ Mandriva Linux Mandrake 9.1 ppc
+ Mandriva Linux Mandrake 9.1
Ethereal Group Ethereal 0.9.8
+ RedHat Linux 9.0 i386
+ RedHat Linux 8.0 i386
+ RedHat Linux 8.0
+ RedHat Linux 7.3 i386
+ RedHat Linux 7.3
+ RedHat Linux 7.2 ia64
+ RedHat Linux 7.2 i386
+ RedHat Linux 7.2
+ Terra Soft Solutions Yellow Dog Linux 3.0
Ethereal Group Ethereal 0.9.7
Ethereal Group Ethereal 0.9.6
+ Conectiva Linux Enterprise Edition 1.0
Ethereal Group Ethereal 0.9.5
Ethereal Group Ethereal 0.9.4
+ Conectiva Linux 8.0
+ Conectiva Linux 7.0
+ Conectiva Linux 6.0
+ Debian Linux 3.0 sparc
+ Debian Linux 3.0 s/390
+ Debian Linux 3.0 ppc
+ Debian Linux 3.0 mipsel
+ Debian Linux 3.0 mips
+ Debian Linux 3.0 m68k
+ Debian Linux 3.0 ia-64
+ Debian Linux 3.0 ia-32
+ Debian Linux 3.0 hppa
+ Debian Linux 3.0 arm
+ Debian Linux 3.0 alpha
Ethereal Group Ethereal 0.9.3
+ RedHat Linux 7.3 i386
+ RedHat Linux 7.3
+ RedHat Linux 7.2 i386
+ RedHat Linux 7.2 alpha
+ RedHat Linux 7.1 ia64
+ RedHat Linux 7.1 i386
+ RedHat Linux 7.1 alpha
+ RedHat Linux 7.0 sparc
+ RedHat Linux 7.0 i386
+ RedHat Linux 7.0 alpha
+ RedHat Linux 6.2 sparc
+ RedHat Linux 6.2 i386
+ RedHat Linux 6.2 alpha
Ethereal Group Ethereal 0.9.2
Ethereal Group Ethereal 0.9.1
- Compaq Tru64 5.0
- Debian Linux 2.2 sparc
- Debian Linux 2.2 powerpc
- Debian Linux 2.2 IA-32
- Debian Linux 2.2 arm
- Debian Linux 2.2 alpha
- Debian Linux 2.2 68k
- HP HP-UX 11.0
- IBM AIX 5.1
- Linux kernel 2.4
- Microsoft Windows 2000 Professional
- Microsoft Windows 95
- Microsoft Windows 98
- Microsoft Windows 98SE
- Microsoft Windows ME
- Microsoft Windows NT Workstation 4.0
- NetBSD NetBSD 1.5
- OpenBSD OpenSSH 3.0
- SCO Unixware 7.0
- SGI IRIX 6.0
- Sun Solaris 8_sparc
Ethereal Group Ethereal 0.9
Conectiva Linux 9.0
Conectiva Linux 8.0
Conectiva Linux 7.0
Ethereal Group Ethereal 0.9.13
+ Mandriva Linux Mandrake 9.1 ppc
+ Mandriva Linux Mandrake 9.1
+ Red Hat Fedora Core1

- 不受影响的程序版本

Ethereal Group Ethereal 0.9.13
+ Mandriva Linux Mandrake 9.1 ppc
+ Mandriva Linux Mandrake 9.1
+ Red Hat Fedora Core1

- 漏洞讨论

The SPNEGO dissector of Ethereal, when parsing certain ASN.1 codes, may cause a segmentation fault.

The precise technical details of this vulnerability are currently unknown. This BID will be updated as further information is available.

Due to the nature of this vulnerability, it may be possible for an attacker to create a situation in which sensitive memory could be overwritten.

- 漏洞利用

Currently we are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at: vuldb@securityfocus.com <mailto:vuldb@securityfocus.com>.

- 解决方案

SCO have released an advisory (CSSA-2003-030.0) and fixes to address this issue. Affected users are advised to install the appropriate fix as soon as possible. Further information regarding the application of these fixes can be found in the referenced advisory. Fixes are linked below.

Conectiva has released a security advisory (CLSA-2003:719) and fixes to address this issue. Users are advised to upgrade as soon as possible.

Red Hat has released a security advisory (RHSA-2003:077-13) containing fixes which address this and other issues with ethereal. See referenced advisory for further details on obtaining and applying fixes.

Conectiva has released a security advisory (CLA-2003:662) and fixes to address this issue. Users are advised to upgrade as soon as possible.

Ethereal 0.9.13 is not vulnerable to this issue. Affected users are advised to upgrade to the newest version of Ethereal.

Red Hat has released upgraded RPMs which correct this vulnerability. Please see advisory RHSA-2003:203-01 (references section) for download links.

Updates are available for Yellow Dog Linux. These updates can be applied manually or by issuing the following command:

yum update ethereal


Ethereal Group Ethereal 0.9

Ethereal Group Ethereal 0.9.1

Ethereal Group Ethereal 0.9.10

Ethereal Group Ethereal 0.9.11

Ethereal Group Ethereal 0.9.12

Ethereal Group Ethereal 0.9.2

Ethereal Group Ethereal 0.9.3

Ethereal Group Ethereal 0.9.4

Ethereal Group Ethereal 0.9.5

Ethereal Group Ethereal 0.9.6

Ethereal Group Ethereal 0.9.7

Ethereal Group Ethereal 0.9.8

Ethereal Group Ethereal 0.9.9

SCO OpenLinux Server 3.1.1

SCO OpenLinux Workstation 3.1.1

Conectiva Linux 7.0

Conectiva Linux 8.0

Conectiva Linux 9.0

- 相关参考

 

 

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