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CVE-2008-3443

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ruby一种为简单快捷面向对象编程(面向对象程序设计)而创的脚本语言 Ruby低版本(1.8.5及之前，1.8.6到1.8.6-p286，1.8.7到1.8.7-p7，1.9 到r18423)中的正则引擎(regex.c)存在拒绝服务漏洞。远程攻击者借助多个对Ruby socket的超长请求，导致死循环和崩溃，引起拒绝服务。

AI Predicted 5.3 Difficulty: Easy EPSS 15.68% · P97

Public Exploits 1

ExploitDB · 1 EDB-6239 [dos]

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2008-3443

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The regular expression engine (regex.c) in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows remote attackers to cause a denial of service (infinite loop and crash) via multiple long requests to a Ruby socket, related to memory allocation failure, and as demonstrated against Webrick.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Ruby regex.c 远程拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ruby一种为简单快捷面向对象编程(面向对象程序设计)而创的脚本语言 Ruby低版本(1.8.5及之前，1.8.6到1.8.6-p286，1.8.7到1.8.7-p7，1.9 到r18423)中的正则引擎(regex.c)存在拒绝服务漏洞。远程攻击者借助多个对Ruby socket的超长请求，导致死循环和崩溃，引起拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2008-3443

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III. Intelligence Information for CVE-2008-3443

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Vendor Advisories for CVE-2008-3443 (18)

Exploits & Public PoCs for CVE-2008-3443 (1)

Mailing List Discussions for CVE-2008-3443 (1)

Other References for CVE-2008-3443 (6)

Same Patch Batch · n/a · 2008-08-14 · 20 CVEs total

CVE-2008-2941 HP HPLIP hpssd.py 本地拒绝服务漏洞
CVE-2008-3682 YPN PHPRealty dpage.php SQL注入漏洞
CVE-2008-3681 Joomla! components/com_user/models/reset.php 绕过安全验证漏洞
CVE-2008-3680 FlagshipIndustries Ventrilo 拒绝服务漏洞
CVE-2008-3679 IDevSpot PhpLinkExchage index.php 跨站脚本攻击漏洞
CVE-2008-3678 Freeway admin/search_link.php 跨站脚本攻击漏洞
CVE-2008-3677 Freeway ication_top.php 目录遍历漏洞
CVE-2008-3676 hMailServer IMAP 远程拒绝服务漏洞
CVE-2008-3675 GelatoCMS classes/imgsize.php 目录遍历漏洞
CVE-2008-3683 SUN JavaSystemWebProxyServer FTP子系统 拒绝服务漏洞
CVE-2008-3699 KDE.org Amarok magnatunebrowser/magnatunebrowser.cpp 文件链接漏洞
CVE-2008-2940 HP HPLIP 本地用户权限提升漏洞
CVE-2008-2369 Red Hat Network Satellite 信任管理问题漏洞
CVE-2008-3688 HAVP sockethandler.cpp 拒绝服务漏洞
CVE-2008-3687 Xen flask_sercurity_labe 本地堆栈溢出漏洞
CVE-2008-3686 Linux Kernel rt6_fill_node()函数空指针引用漏洞
CVE-2006-7233 Openfire 'login.jsp'跨站脚本攻击漏洞
CVE-2005-4877 Ignite Realtime Openfire 跨站脚本漏洞
CVE-2005-4876 Ignite Realtime Openfire 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2008-3443

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