Simple Schools Staff Directory <= 1.1 - Authenticated (Admin+) Arbitrary File Upload

2021-08-23 00:00

Chuang LI

Strategic Overview

Status

Unpatched

Affected PluginSimple Schools Staff Directory

Affected Version<= 1.1

CVSS7.2High

CVECVE-2021-24663

View all Simple Schools Staff Directory vulnerabilities

Vulnerability Overview

The Simple Schools Staff Directory WordPress plugin through 1.1 does not validate uploaded logo pictures to ensure that are indeed images, allowing high privilege users such as admin to upload arbitrary file like PHP, leading to RCE

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-434 (Unrestricted Upload of File with Dangerous Type) The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24663 https://www.wordfence.com/threat-intel/vulnerabilities/id/7adebd83-8186-402a-8327-c7f9c009ed62

CVSS Vector

7.2

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

Base

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

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