P forum vulnerable to directory traversal


P forum from Rocomotion contains a directory traversal vulnerability.

P forum from Rocomotion is a bulletin board software. P forum contains a directory traversal vulnerability.

Shuya Ueki reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 5.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: None
  • Availability Impact: None
Affected Products

  • P forum 1.27 and earlier


A remote attacker could view an arbitrary file on the server.

[Update the Software]
Update to the latest version according to the information provided by the developer.
This vulnerability has been addressed and an updated version (1.28) was released on October 30, 2009.
Vendor Information

CWE (What is CWE?)

  1. Path Traversal(CWE-22) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2009-4383

  1. JVN : JVN#00152874
  2. National Vulnerability Database (NVD) : CVE-2009-4383
  3. Secunia Advisory : SA37691
Revision History

  • [2009/12/17]
      Web page published