[Japanese]

JVNDB-2023-000049

Multiple vulnerabilities in Cybozu Garoon

Overview

Cybozu Garoon provided by Cybozu, Inc. contains multiple vulnerabilities listed below.

* [CyVDB-3122] Denial-of-service (DoS) in Message (CWE-400) - CVE-2023-26595
* [CyVDB-3142] Operation restriction bypass vulnerability in Message and Bulletin (CWE-285) - CVE-2023-27304
* [CyVDB-3165] Operation restriction bypass vulnerability in MultiReport (CWE-284) - CVE-2023-27384

CVE-2023-27384
Yuji Tounai reported this vulnerability to Cybozu, Inc. and Cybozu, Inc. reported it to JPCERT/CC to notify users of its solution through JVN.

CVE-2023-26595, CVE-2023-27304
Cybozu, Inc. reported these vulnerabilities to JPCERT/CC to notify users of the solutions through JVN.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 5.0 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Changed
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Low
CVSS V2 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: Single Instance
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Partial
The above CVSS base scores have been assigned for CVE-2023-26595

CVSS V3 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: Single
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2023-27304

CVSS V3 Severity:
Base Metrics 4.3 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 4.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: Single
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2023-27384
Affected Products


Cybozu, Inc.
  • Cybozu Garoon 4.10.0 to 5.9.2 [CyVDB-3122]
  • Cybozu Garoon 4.6.0 to 5.9.2 [CyVDB-3142]
  • Cybozu Garoon 5.15.0 [CyVDB-3165]

Impact

* [CyVDB-3122]:
A user who can log in to the product may be able to cause a denial-of-service (DoS) condition.
* [CyVDB-3142]:
A user who can log in to the product may alter the data of Message and/or Bulletin.
* [CyVDB-3165]:
A user who can log in to the product may alter the data of MultiReport.
Solution

[Update the Software]
Update the software to the latest version according to the information provided by the developer.
Vendor Information

Cybozu, Inc.
CWE (What is CWE?)

  1. Permissions(CWE-264) [IPA Evaluation]
  2. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2023-26595
  2. CVE-2023-27304
  3. CVE-2023-27384
References

  1. JVN : JVN#41694426
Revision History

  • [2023/05/15]
      Web page was published

Date Public2023/05/15
Date First Published2023/05/15
Date Last Updated2023/05/15