Ipswitch WS_FTP Professional HTTP server format string

wsftp-http-format-string (53098) The risk level is classified as HighHigh Risk

Description:

Ipswitch WS_FTP Professional could allow a remote attacker to execute arbitrary code on the system, caused by a format string vulnerability when handling certain HTTP server responses. By persuading a victim to connect to a malicious HTTP server, an attacker could send a specially-crafted response containing malicious format string specifiers, which could allow the attacker to execute arbitrary code on the vulnerable system or cause the application to crash.

*CVSS:

Base Score: 6.8
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5.3
  Exploitability: Proof-of-Concept
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Ipswitch WS_FTP Professional (12.2 or later), available from the Ipswitch Web site. See References.

References:

  • Ipswitch Web site: Ipswitch WS_FTP Professional.
  • Packet Storm Web Site: Ipswitch WS_FTP 12 Professional Remote Format String 0day PoC.
  • BID-36297: Ipswitch WS_FTP Professional HTTP Server Response Format String Vulnerability
  • CVE-2009-4775: Format string vulnerability in Ipswitch WS_FTP Professional 12 before 12.2 allows remote attackers to cause a denial of service (crash) via format string specifiers in the status code portion of an HTTP response.
  • OSVDB ID: 64036: WS_FTP Professional HTTP Response Status Code Format String DoS

Platforms Affected:

  • Ipswitch WS_FTP Professional 12

Reported:

Sep 07, 2009

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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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