SEO Redirection <= 6.4 - Authenticated Stored Cross-Site Scripting

2021-04-16 00:00

R3N0

Strategic Overview

Status

Patched in 7.1

Affected PluginSEO Redirection Plugin – 301 Redirect Manager

Affected Version<= 6.4

CVSS4.8Medium

CVECVE-2021-24327

View all SEO Redirection Plugin – 301 Redirect Manager vulnerabilities

Vulnerability Overview

The SEO Redirection Plugin – 301 Redirect Manager WordPress plugin before 7.1 did not sanitise the Redirect From and Redirect To fields when creating a new redirect in the dashboard, allowing high privilege users (even with the unfiltered_html disabled) to set XSS payloads

Technical Analysis

REMEDIATION: Update to version 7.1, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24327 https://www.wordfence.com/threat-intel/vulnerabilities/id/29d962c0-31dc-4320-a9ce-3ed71d4f9943

CVSS Vector

4.8

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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