Simple 301 Redirects 2.0.0 - 2.0.3 - Authenticated Arbitrary Plugin Activation

2021-05-26 00:00

Strategic Overview

Status

Patched in 2.0.4

Affected PluginSimple 301 Redirects By BetterLinks – Easy WordPress Redirect Manager for Redirects, 404 Error Log & More

Affected Version2.0.0 – 2.0.3

CVSS8.8High

CVECVE-2021-24356

View all Simple 301 Redirects By BetterLinks – Easy WordPress Redirect Manager for Redirects, 404 Error Log & More vulnerabilities

Vulnerability Overview

In the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4, a lack of capability checks and insufficient nonce check on the AJAX action, simple301redirects/admin/activate_plugin, made it possible for authenticated users to activate arbitrary plugins installed on vulnerable sites.

Technical Analysis

REMEDIATION: Update to version 2.0.4, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24356 https://www.wordfence.com/threat-intel/vulnerabilities/id/b02ca3a1-4e85-4bc3-a5f6-a02bec6bddef

CVSS Vector

8.8

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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