Redirection for Contact Form 7 <= 2.3.3 - Authenticated PHP Object Injection

2021-04-20 00:00

Chloe Chamberland

Strategic Overview

Status

Patched in 2.3.4

Affected PluginRedirection for Contact Form 7

Affected Version< 2.3.4

CVSS8.8High

CVECVE-2021-24280

View all Redirection for Contact Form 7 vulnerabilities

Vulnerability Overview

In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects.

Technical Analysis

REMEDIATION: Update to version 2.3.4, or a newer patched version --- IDENTIFIER: CWE-502 (Deserialization of Untrusted Data) The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24280 https://www.wordfence.com/threat-intel/vulnerabilities/id/774afb96-4385-4693-a446-c87f81b39feb

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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