Simple 301 Redirects 2.0.0 - 2.0.3 - Authenticated Wildcard Activation and Retrieval

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

CVSS4.3Medium

CVECVE-2021-24355

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, the lack of capability checks and insufficient nonce check on the AJAX actions, simple301redirects/admin/get_wildcard and simple301redirects/admin/wildcard, made it possible for authenticated users to retrieve and update the wildcard value for redirects.

Technical Analysis

REMEDIATION: Update to version 2.0.4, or a newer patched version --- 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-2021-24355 https://www.wordfence.com/threat-intel/vulnerabilities/id/2a2124be-358c-47af-97c2-02afbed91a3b

CVSS Vector

4.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

This record contains material that is subject to copyright

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/