Amaya various attributes buffer overflow

amaya-various-attribute-bo (25791) The risk level is classified as HighHigh Risk

Description:

Amaya is vulnerable to a stack-based buffer overflow, caused by improper bounds checking when parsing various attribute values. By sending a specially-crafted HTML document containing tags with an overly long attribute value, a remote attacker could overflow a buffer and possibly execute arbitrary commands on the system or cause the application to crash.


Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Amaya (9.5 or later), available from the Amaya Web site. See References.

References:

  • Amaya Web page: Amaya Home Page.
  • Bugtraq Mailing List, Wed Apr 12 2006 - 18:31:32 CDT: [BuHa-Security] Stack Based Buffer Overflow Vulnerability in Amaya 9.4.
  • Bugtraq Mailing List, Wed Apr 12 2006 - 18:59:17 CDT: [BuHa-Security] Stack Based Buffer Overflow Vulnerability in Amaya 9.4 #2.
  • BID-17507: W3C Amaya Multiple Remote Buffer Overflow Vulnerabilities
  • CVE-2006-1900: Multiple buffer overflows in World Wide Web Consortium (W3C) Amaya 9.4, and possibly other versions including 8.x before 8.8.5, allow remote attackers to execute arbitrary code via a long value in (1) the COMPACT attribute of the COLGROUP element, (2) the ROWS attribute of the TEXTAREA element, and (3) the COLOR attribute of the LEGEND element; and via other unspecified attack vectors consisting of dozens of possible snippets.
  • OSVDB ID: 24623: Amaya textarea rows Attribute Value Overflow
  • OSVDB ID: 24624: Amaya legend color Attribute Value Overflow
  • SA19670: Amaya Attribute Value Buffer Overflow Vulnerabilities
  • VUPEN/ADV-2006-1351: W3C Amaya Browser HTML Tags Handling Remote Code Execution Vulnerabilities

Platforms Affected:

  • W3C Amaya 9.4

Reported:

Apr 14, 2006

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