What is the CVSS score of CVE-2021-39333?

CVE-2021-39333 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H. EPSS exploitation probability: 1.0%.

Is there a public PoC exploit available for CVE-2021-39333?

Yes, a public proof-of-concept exploit is available for CVE-2021-39333. Prioritise patching immediately. EPSS: 1.0%.

Hashthemes Demo Importer CVE-2021-39333

HIGH

Improper Access Control (CWE-284)

2021-11-01 security@wordfence.com

WordPress Authentication Bypass Hashthemes Demo Importer

8.1

CVSS 3.1 · Vendor: wordfence

Severity by source

Vendor (wordfence) PRIMARY

8.1 HIGH

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

Primary rating from Vendor (wordfence) · only source for this CVE.

CVSS VectorVendor: wordfence

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 01, 2021 - 21:15 cve.org

HIGH 8.1

DescriptionCVE.org

The Hashthemes Demo Importer Plugin <= 1.1.1 for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control, allowing them to execute a function that truncated nearly all database tables and removed the contents of wp-content/uploads.

AnalysisAI

The Hashthemes Demo Importer Plugin <= 1.1.1 for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control, allowing them to. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. The Hashthemes Demo Importer Plugin <= 1.1.1 for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control, allowing them to execute a function that truncated nearly all database tables and removed the contents of wp-content/uploads. Affected products include: Hashthemes Hashthemes Demo Importer.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.