CenterICQ username and realname buffer overflow

centericq-username-bo (31330) The risk level is classified as HighHigh Risk

Description:

CenterICQ when used with LiveJournal is vulnerable to a buffer overflow, caused by improper bounds checking by the PERIOD_FRIENDS function. By sending a specially crafted HTTP request containing overly long username and realname values, a remote, authenticated attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

*CVSS:

Base Score: 4.2
  Access Vector: Remote
  Access Complexity: Low
  Authentication: Required
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 3.6
  Exploitability: Proof-Of-Concept
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Access

Remedy:

Apply the appropriate patch for your system. See References.

References:

  • CenterICQ Web site: thekonst.net :: program information :: centericq.
  • Full-Disclosure Mailing List, Sun Jan 07 2007 - 12:54:06 CST: TK53 Advisory #1: CenterICQ remote DoS buffer overflow in LiveJournal handling.
  • LiveJournal.com Web site: LiveJournal.
  • BID-21932: CenterICQ IJHook.CC Remote Buffer Overflow Vulnerability
  • CVE-2007-0160: Stack-based buffer overflow in the LiveJournal support (hooks/ljhook.cc) in CenterICQ 4.9.11 through 4.21.0, when using unofficial LiveJournal servers, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by adding the victim as a friend and using long (1) username and (2) real name strings.
  • GLSA-200701-20: Centericq: Remote buffer overflow in LiveJournal handling
  • OSVDB ID: 33408: CenterICQ LiveJournal Support hooks/ljhook.cc Overflow
  • OSVDB ID: 39369: CenterICQ Multiple Unspecified Remote Overflows
  • SECTRACK ID: 1017545: CenterICQ Buffer Overflow in Processing LiveJournal Data Lets Remote Users Execute Arbitrary Code

Platforms Affected:

  • Gentoo Linux
  • konst CenterICQ 4.9.11 - 4.21

Reported:

Jan 07, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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