User meta shortcodes <= 0.5 - Improper Access Control

2021-11-15 00:00

Francesco Carlucci

Strategic Overview

Status

Unpatched

Affected PluginUser meta shortcodes

Affected Version<= 0.5

CVSS4.3Medium

CVECVE-2021-24859

View all User meta shortcodes vulnerabilities

Vulnerability Overview

The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- IDENTIFIER: CWE-284 (Improper Access Control) The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24859 https://www.wordfence.com/threat-intel/vulnerabilities/id/b2e76535-b97e-4104-8e90-ac21348b34ef

CVSS Vector

4.3

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone

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