rdesktop Remote Memory Corruption Vulnerability

  Severity: CRITICAL
  CVE Identifier: CVE-2008-1803
  Advisory Date: JUL 21, 2015

  DESCRIPTION

Integer signedness error in the xrealloc function (rdesktop.c) in RDesktop 1.5.0 allows remote attackers to execute arbitrary code via unknown parameters that trigger a heap-based overflow. NOTE: the role of the channel_process function was not specified by the original researcher.

  TREND MICRO PROTECTION INFORMATION

Apply associated Trend Micro DPI Rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1002491
  Trend Micro Deep Security DPI Rule Name: 1002491 - Multiple Vendor rdesktop iso_recv_msg() Integer Underflow Vulnerability

  AFFECTED SOFTWARE AND VERSION

  • rdesktop rdesktop 1.5.0

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