22440 : 123 Flash Chat Server Username Traversal Arbitrary File Access
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Info

Last Modified

about 1 year ago

Percent Complete

100%

Disclosure

Jan 13, 2006

Discovery

Unknown

Dates

Exploit

Jan 13, 2006

Solution

Unknown

Keywords

CLD-49053

Description

123 Flash Chat Server contains a flaw that allows a remote attacker to write to files outside of the web path. The issue is due to the server not properly sanitizing user input when creating new users, specifically traversal style attacks (../../) supplied via the "user" variable. This flaw may allow a malicious user to gain access to unauthorized privileges and files.

Classification

Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Available
Disclosure: OSVDB Verified
OSVDB: Web Related

Solution

Upgrade to version 5.1_2 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

TopCMM Computing Inc.
Watch-list
123 Flash Chat Server
Watch-list
5.1

References

Credit

  • Jesus Olmos Gonzalez - advisoriesBrand New Doo Dooisecauditors.com - Internet Security Auditors, S.L.

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