发布时间 :2006-03-09 15:02:00
修订时间 :2011-03-07 00:00:00

[原文]Format string vulnerability in LocalSyslogAppender in Apache log4net 1.2.9 might allow remote attackers to cause a denial of service (memory corruption and termination) via unknown vectors.

[CNNVD]Apache Log4Net LocalSyslogAppender格式化字符串漏洞(CNNVD-200603-144)

        Apache log4net 1.2.9 中的LocalSyslogAppender存在格式化字符串漏洞,远程攻击者可能通过不明向量,制造拒绝服务(内存损坏和终止) 。

- 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]

- CWE (弱点类目)

CWE-134 []

- CPE (受影响的平台与产品)


- OVAL (用于检测的技术细节)


- 官方数据库链接
(官方数据源) MITRE
(官方数据源) NVD
(官方数据源) CNNVD

- 其它链接及资源
(UNKNOWN)  XF  log4net-localsyslogappender-dos(25196)
(UNKNOWN)  BID  17095

- 漏洞信息

Apache Log4Net LocalSyslogAppender格式化字符串漏洞
中危 格式化字符串
2006-03-09 00:00:00 2006-03-17 00:00:00
        Apache log4net 1.2.9 中的LocalSyslogAppender存在格式化字符串漏洞,远程攻击者可能通过不明向量,制造拒绝服务(内存损坏和终止) 。

- 公告与补丁


- 漏洞信息

Apache Log4net LocalSyslogAppender Format String Memory Corruption DoS
Remote / Network Access, Local / Remote, Context Dependent Denial of Service, Input Manipulation
Loss of Integrity, Loss of Availability
Vendor Verified

- 漏洞描述

Apache Log4net contains a flaw that may allow a remote denial of service. The issue is triggered due to an unspecified format string error in LocalSyslogAppender which may corrupt system memory resulting in loss of availability for the service.

- 时间线

2006-03-07 Unknow
Unknow Unknow

- 解决方案

Upgrade to version 1.2.10 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

- 相关参考

- 漏洞作者

- 漏洞信息

Apache Log4Net Denial Of Service Vulnerability
Input Validation Error 17095
Yes No
2006-03-14 12:00:00 2006-11-22 04:50:00
This issue was disclosed by Sebastian Krahmer.

- 受影响的程序版本

S.u.S.E. Linux Professional 10.1
S.u.S.E. Linux Personal 10.1
Apache Software Foundation log4net 1.2.9
Apache Software Foundation log4net 1.2.10

- 不受影响的程序版本

Apache Software Foundation log4net 1.2.10

- 漏洞讨论

Log4net is prone to a remote denial-of-service vulnerability.

An attacker may cause the application to crash, thus denying service to legitimate users.

- 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:

- 解决方案

The vendor has released an update to address this issue. Contact the vendor for details on obtaining and applying the appropriate updates.

- 相关参考