Debug Meta Data <= 1.1.2 - Stored Cross-Site Scripting

2020-10-20 00:00

Chuck Gabriele, Mandiant

Strategic Overview

Status

Unpatched

Affected PluginDebug Meta Data

Affected Version<= 1.1.2

CVSS5.4Medium

CVECVE-2020-27356

View all Debug Meta Data vulnerabilities

Vulnerability Overview

The Debug Meta Data plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping on the a user's user-agent HTTP header value. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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-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-2020-27356 https://www.wordfence.com/threat-intel/vulnerabilities/id/34c98bb0-2e28-4ed4-8848-04edb66eef96

CVSS Vector

5.4

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

Base

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

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