UserPro <= 4.9.20 - Privilege Escalation
Strategic Overview
- Status
- Patched in 4.9.21
- Affected Plugin
- UserPro - Community and User Profile WordPress Plugin
- Affected Version
< 4.9.21- CVSS
- 10.0Critical
- Weakness type
- CWE-286 · Incorrect User Management
- CVE
CVE pending
At a glance
This record tracks a critical-severity Incorrect User Management vulnerability in the UserPro - Community and User Profile WordPress Plugin WordPress plugin, affecting versions < 4.9.21. It carries a CVSS score of 10.0 (reachable over the network; low attack complexity; high confidentiality, integrity, availability impact). Exploitation requires no authentication. The issue is fixed in version 4.9.21; sites on affected versions should update now. Disclosed January 2019, reported by Noman Riffat.
Vulnerability Overview
The UserPro plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 4.9.20. This is due to new users being able to freely register with the administrator role. This makes it possible for attackers to create administrators and execute code on the site.
Technical Analysis
The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user. A successful exploit has high impact on confidentiality, integrity, availability — full site compromise territory.
CWE-286: Incorrect User Management
The product does not properly manage a user within its environment.
Remediation
Update to version 4.9.21, or a newer patched version
How does WordSec protect against this?
The fix is the thing that ends this: UserPro - Community and User Profile WordPress Plugin 4.9.21 closes this, and updating the plugin is the step that ends it.
- Alerts
External References
Related records
Other vulnerabilities in UserPro - Community and User Profile WordPress Plugin
- 9.8CVE-2024-56214: Userpro <= 5.1.9 Local File Inclusion
CVE-2024-56214 - 9.8CVE-2024-35700: UserPro Account Takeover to Privilege Escalation
CVE-2024-35700 - 9.8CVE-2023-2437: UserPro <= 5.1.1 Authentication Bypass to Administrator
CVE-2023-2437 - 9.8CVE-2023-2449: UserPro <= 5.1.1 Insecure Password Reset Mechanism
CVE-2023-2449 - 9.8UserPro <= 4.9.27 Privilege Escalation
- 9.8CVE-2017-16562: UserPro <= 4.9.17 Authentication Bypass
CVE-2017-16562 - 8.8CVE-2023-2440: UserPro <= 5.1.1 CSRF to Privilege Escalation
CVE-2023-2440 - 8.8CVE-2023-6009: UserPro <= 5.1.4 Privilege Escalation
CVE-2023-6009
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