HT Editor display width buffer overflow

hteditor-width-bo (34423) The risk level is classified as HighHigh Risk

Description:

HT Editor is vulnerable to a buffer overflow, caused by improper bounds checking by the display width. By creating a specially-crafted file, a remote attacker could overflow a buffer and execute arbitrary code on the system, if the attacker could persuade the victim to open the malicious file.

*CVSS:

Base Score: 5.6
  Access Vector: Remote
  Access Complexity: High
  Authentication: Not Required
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 3.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Uncorroborated

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of HT Editor (2.0.6 or later), available from the HT Editor Web page. See References.

References:

  • HT Changelog: version 2.0.6.
  • HT Editor Web page: Downloads.
  • BID-24091: HT Editor File Handling Remote Buffer Overflow Vulnerability
  • CVE-2007-2823: Multiple buffer overflows in HT Editor before 2.0.6 might allow remote attackers to execute arbitrary code via unspecified vectors, possibly involving the editor display width. NOTE: some of the details were obtained from third party information.
  • OSVDB ID: 36514: HT Editor Display Width Handling Overflow
  • SA25363: HT Editor Display Width Buffer Overflow Vulnerability

Platforms Affected:

  • HT Editor HT Editor prior to 2.0.6

Reported:

May 10, 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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