[Japanese]

JVNDB-2005-000695

Ruby XMLRPC Server Denial of Service Vulnerability

Overview

The User-level thread supported in Ruby does not switch while writing to a socket. This in turn blocks all subsequent procrsses when specially crafted requests are sent to the Web server and could result in a denial of service.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 5.0 (Medium) [NVD Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Partial
Affected Products


Ruby
  • Ruby 1.8.2 and earlier
Cybertrust Japan Co., Ltd.
  • Asianux Server 4.0
  • Asianux Server 4.0 (x86-64)
Red Hat, Inc.
  • Red Hat Enterprise Linux 4 (as)
  • Red Hat Enterprise Linux 4 (es)
  • Red Hat Enterprise Linux 4 (ws)
  • Red Hat Enterprise Linux Desktop 4.0

Impact

An attacker could cause a Denial of Service (DoS) condition on the Web services using WEBrick/XMLRPC.
Solution

Please refer to the 'Vendor Information' section for official remediation and take appropriate action.
Vendor Information

Ruby Cybertrust Japan Co., Ltd.
  • MIRACLE LINUX Update Information : ruby (V4.0) (Japanese)
Red Hat, Inc.
CWE (What is CWE?)

CVE (What is CVE?)

  1. CVE-2006-1931
References

  1. National Vulnerability Database (NVD) : CVE-2006-1931
  2. Secunia Advisory : SA16904
  3. SecurityFocus : 17645
  4. ISS X-Force Database : 26102
  5. SecurityTracker : 1015978
  6. OPEN SOURCE VULNERABILITY DATABASE (OSVDB) : 24972
Revision History

  • [2008/05/21]
      Web page published

Date Public2005/11/21
Date First Published2008/05/21
Date Last Updated2008/05/21