Published:2018/11/02  Last Updated:2018/11/02

JVN#75738023
WordPress plugin "Event Calendar WD" vulnerable to cross-site scripting

Overview

The WordPress plugin "Event Calendar WD" contains a cross-site scripting vulnerability.

Products Affected

  • Event Calendar WD version 1.1.21 and earlier

Description

The WordPress plugin "Event Calendar WD" provided by Web-Dorado contains a stored cross-site scripting vulnerability (CWE-79).

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.

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Base Score: 5.4
Attack Vector(AV) Physical (P) Local (L) Adjacent (A) Network (N)
Attack Complexity(AC) High (H) Low (L)
Privileges Required(PR) High (H) Low (L) None (N)
User Interaction(UI) Required (R) None (N)
Scope(S) Unchanged (U) Changed (C)
Confidentiality Impact(C) None (N) Low (L) High (H)
Integrity Impact(I) None (N) Low (L) High (H)
Availability Impact(A) None (N) Low (L) High (H)
CVSS v2 AV:N/AC:L/Au:S/C:N/I:P/A:N
Base Score: 4.0
Access Vector(AV) Local (L) Adjacent Network (A) Network (N)
Access Complexity(AC) High (H) Medium (M) Low (L)
Authentication(Au) Multiple (M) Single (S) None (N)
Confidentiality Impact(C) None (N) Partial (P) Complete (C)
Integrity Impact(I) None (N) Partial (P) Complete (C)
Availability Impact(A) None (N) Partial (P) Complete (C)

Credit

Yuta Kitaoka of TokyoDenkiUniversity Cryptography Lab reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2018-16164
JVN iPedia JVNDB-2018-000115