[Japanese]

JVNDB-2018-000054

Multiple cross-site scripting vulnerabilities in Cybozu Mailwise

Overview

Cybozu Mailwise contains multiple cross-site scripting vulnerabilities below.

* Stored cross-site scripting vulnerability in "E-mail Details Screen" (CWE-79) - CVE-2018-0557
* Reflected cross-site scripting vulnerability in "System settings" (CWE-79) - CVE-2018-0558
* Reflected cross-site scripting vulnerability in "Address" (CWE-79) - CVE-2018-0559

Masato Kinugawa reported this vulnerability to Cybozu, Inc., and Cybozu, Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Cybozu, Inc. coordinated under the Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 6.1 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: Low
  • 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
The above CVSS base scores have been assigned for CVE-2018-0557

CVSS V3 Severity:
Base Metrics: 6.1 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics: 2.6 (Low) [IPA Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2018-0558

CVSS V3 Severity:
Base Metrics: 6.1 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics: 2.6 (Low) [IPA Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
The above CVSS base scores have been assigned for CVE-2018-0559
Affected Products


Cybozu, Inc.
  • Cybozu Mailwise 5.0.0 to 5.4.1

Impact

An arbitrary script may be executed on the logged in user's web browser.
Solution

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

Cybozu, Inc.
CWE (What is CWE?)

  1. Cross-site Scripting(CWE-79) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2018-0557
  2. CVE-2018-0558
  3. CVE-2018-0559
References

  1. JVN : JVN#52319657
  2. National Vulnerability Database (NVD) : CVE-2018-0557
  3. National Vulnerability Database (NVD) : CVE-2018-0558
  4. National Vulnerability Database (NVD) : CVE-2018-0559
Revision History

  • [2018/05/22]
      Web page was published
  • [2018/08/30]
      References : Contents were added

Date Public2018/05/22
Date First Published2018/05/22
Date Last Updated2018/08/30