Published:2022/03/30  Last Updated:2022/03/30

JVN#42543427
WordPress Plugin "Advanced Custom Fields" vulnerable to missing authorization

Overview

WordPress Plugin "Advanced Custom Fields" contains a missing authorization vulnerability.

Products Affected

  • Advanced Custom Fields versions prior to 5.12.1
  • Advanced Custom Fields Pro versions prior to 5.12.1

Description

WordPress Plugin "Advanced Custom Fields" provided by Delicious Brains contains a missing authorization vulnerability (CWE-862).

Impact

Users of this product (Editor, Author, Contributor) may view the information on the database without the access permission.

Solution

Update the plugin
Update the plugin according to the information provided by the developer.
The developer has released the versions listed below that address the vulnerabilities.

  • Advanced Custom Fields 5.12.1
  • Advanced Custom Fields Pro 5.12.1

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score: 6.5
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:P/I:N/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

Keitaro Yamazaki of Ierae Security, Inc. 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-2022-23183
JVN iPedia JVNDB-2022-000023