CVE-2002-1889
CVSS5.0
发布时间 :2002-12-31 00:00:00
修订时间 :2008-09-05 16:31:46
NMCO    

[原文]Off-by-one buffer overflow in the context_action function in context.c of Logsurfer 1.41 through 1.5a allows remote attackers to cause a denial of service (crash) via a malformed log entry.


[CNNVD]Logsurfer Off-By-One缓冲区溢出漏洞(CNNVD-200212-180)

        Logsurfer从1.41到1.5a 版本的context.c中的context_action函数存在Off-By-One缓冲区溢出漏洞。远程攻击者可以通过畸形的日志项导致服务拒绝(崩溃)。

- 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)

cpe:/a:logsurfer:logsurfer:1.41
cpe:/a:logsurfer:logsurfer:1.5a
cpe:/a:logsurfer:logsurfer:1.5

- 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-2002-1889
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2002-1889
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-200212-180
(官方数据源) CNNVD

- 其它链接及资源

http://www.securityfocus.com/bid/5898
(PATCH)  BID  5898
http://www.iss.net/security_center/static/10287.php
(PATCH)  XF  logsurfer-contextaction-offbyone-bo(10287)
ftp://ftp.cert.dfn.de/pub/tools/audit/logsurfer/logsurfer.README.asc
(UNKNOWN)  CONFIRM  ftp://ftp.cert.dfn.de/pub/tools/audit/logsurfer/logsurfer.README.asc

- 漏洞信息

Logsurfer Off-By-One缓冲区溢出漏洞
中危 缓冲区溢出
2002-12-31 00:00:00 2005-10-20 00:00:00
远程  
        Logsurfer从1.41到1.5a 版本的context.c中的context_action函数存在Off-By-One缓冲区溢出漏洞。远程攻击者可以通过畸形的日志项导致服务拒绝(崩溃)。

- 公告与补丁

        The vendor has addressed this issue in the latest version of logsurfers.
        Logsurfer Logsurfer 1.41
        
        Logsurfer Logsurfer 1.5
        
        Logsurfer Logsurfer 1.5 a
        

- 漏洞信息

59852
Logsurfer context.c context_action Function Off-by-one Remote Overflow DoS
Remote / Network Access Denial of Service, Input Manipulation
Loss of Integrity, Loss of Availability Upgrade
Vendor Verified

- 漏洞描述

Logsurfer is prone to an overflow condition. The program fails to properly sanitize user-supplied input resulting in a off-by-one overflow. With a specially crafted log entry, a remote attacker can potentially cause a denial of service.

- 时间线

2002-10-04 Unknow
Unknow Unknow

- 解决方案

Upgrade to version 1.5b 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

 

 

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