14749 : Waffle BBS Wildcard Download Restriction Bypass
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Info

Last Modified

10 months ago

Percent Complete

85%

Disclosure

Mar 08, 1991

Discovery

Unknown

Dates

Exploit

Mar 08, 1991

Solution

Unknown

Description

Waffle BBS contains a flaw that may allow a user to bypass file download ratio restrictions. The issue is due to the BBS software not properly filtering file requests passed to the ZMODEM program. By specifying a wildcard for file downloads, a user can download any file without it counting against their ratio.

Classification

Location: Dialup Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Available

Solution

Currently, there are no known upgrades or patches to correct this issue. It is possible to correct the flaw by implementing the following workaround: configure the zmodem program to restrict wildcard downloads

Products

Vern D. Buerg

LIST for Waffle BBS

Unknown or Unspecified

References

Generic Informational URL: http://software.bbsdocumentary.com/IBM/DOS/WAFFLE/

Credit

Unknown or Incomplete

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