Library Information Management System LIMEDIO vulnerable to open redirect


Library Information Management System LIMEDIO provided by RICOH COMPANY, LTD. contains an open redirect vulnerability (CWE-601).

Takeshi Imai of Internet Initiative Japan Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 4.7 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products

Ricoh Co., Ltd
  • Library Information Management System LIMEDIO all versions


When accessing a specially crafted URL, the user may be redirected to an arbitrary website. As a result, the user may become a victim of a phishing attack.

[Apply a workaround]
Applying the following workaround may mitigate the impacts of this vulnerability.

* Enable Transition Destination Restriction Function

According to the developer, Transition Destination Restriction Function is disabled in the initial configuration.
Vendor Information

Ricoh Co., Ltd
CWE (What is CWE?)

  1. Improper Input Validation(CWE-20) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2019-6021

  1. JVN : JVN#45633549
  2. National Vulnerability Database (NVD) : CVE-2019-6021
Revision History

  • [2019/10/28]
      Web page was published