[Japanese]

JVNDB-2017-000182

WordPress plugin "Simple Custom CSS and JS" vulnerable to cross-site scripting

Overview

The WordPress plugin "Simple Custom CSS and JS" provided by SilkyPress contains a reflected cross-site scripting vulnerability (CWE-79).

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

Base Metrics: 2.6 (Low) [IPA Score]
  • Access Vector: Network
  • Access Complexity: High
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None

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
Affected Products


SilkyPress
  • Simple Custom CSS and JS prior to version 3.4

Impact

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

[Update the plugin]
Update the plugin according to the information provided by the developer.
Vendor Information

SilkyPress
CWE (What is CWE?)

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

  1. CVE-2017-2285
References

  1. JVN : JVN#31459091
Revision History

[2017/07/24]
  Web page was published