by Kastro
Paper/Archive/CVE-2023-3956

CVE-2023-3956

instawp InstaWP Connect – 1-click WP Staging & Migration — InstaWP Connect <= 0.0.9.18 - Missing Authorization to Unauthenticated Post/Taxonomy/User Add/Change/Delete, Customizer Setting Change, Plugin Installation/Activation/Deactication via events_receiver

EPSS 1.0%CVSS 9.8
critical.is priorityof 100
42
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 61.7.617 × 2012.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

The InstaWP Connect plugin for WordPress is vulnerable to unauthorized access of data, modification of data and loss of data due to a missing capability check on the 'events_receiver' function in versions up to, and including, 0.0.9.18. This makes it possible for unauthenticated attackers to add, modify or delete post and taxonomy, install, activate or deactivate plugin, change customizer settings, add or modify or delete user including administrator user.

Affected

ProductAffectedFixed inSource
InstaWP Connect – 1-click WP Staging & Migration≤ 0.0.9.18–CNA

Scores by source

Wordfence (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refwordfence.com/threat-intel/vulnerabilities/id/48e7acf2-61d4-4762-8657-0701910ce69b?source=cverefplugins.trac.wordpress.org/browser/instawp-connect/tags/0.0.9.18/includes/class-instawp-rest-apis.php#L103refplugins.trac.wordpress.org/changeset/2942363/instawp-connect#file5