CVE-2021-24163

The AJAX action, wp_ajax_ninja_forms_sendwp_remote_install_handler, did not have a capability check on it, nor did it have any nonce protection, therefore making it possible for low-level users, such as subscribers, to install and activate the SendWP Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress WordPress plugin before 3.4.34 and retrieve the client_secret key needed to establish the SendWP connection while also installing the SendWP plugin.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://wpscan.com/vulnerability/55fde9fa-f6cd-4546-bee8-4acc628251c2	Exploit Third Party Advisory
https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ninjaforms:ninja_forms:*:*:*:*:*:wordpress:*:*

History

No history.

Information

Published : 2021-04-05 19:15

Updated : 2023-11-07 03:31

NVD link : CVE-2021-24163

Mitre link : CVE-2021-24163

CVE.ORG link : CVE-2021-24163

JSON object : View

Products Affected

ninjaforms

ninja_forms

CWE

CWE-862

Missing Authorization

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2021-24163", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2021-04-05T19:15:15.310", "references": [{"url": "https://wpscan.com/vulnerability/55fde9fa-f6cd-4546-bee8-4acc628251c2", "tags": ["Exploit", "Third Party Advisory"], "source": "contact@wpscan.com"}, {"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/", "tags": ["Third Party Advisory"], "source": "contact@wpscan.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-862"}]}, {"type": "Secondary", "source": "contact@wpscan.com", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "The AJAX action, wp_ajax_ninja_forms_sendwp_remote_install_handler, did not have a capability check on it, nor did it have any nonce protection, therefore making it possible for low-level users, such as subscribers, to install and activate the SendWP Ninja Forms Contact Form \u2013 The Drag and Drop Form Builder for WordPress WordPress plugin before 3.4.34 and retrieve the client_secret key needed to establish the SendWP connection while also installing the SendWP plugin."}, {"lang": "es", "value": "La acci\u00f3n AJAX, wp_ajax_ninja_forms_sendwp_remote_install_handler, no ten\u00eda una comprobaci\u00f3n de capacidad, ni ten\u00eda ninguna protecci\u00f3n nonce, por lo que era posible para usuarios de bajo nivel, como los suscriptores, instalar y activar el SendWP Ninja Forms Contact Form \u00e2\u20ac - El Drag and Drop Form Builder para WordPress\u201c, para el plugin de WordPress versiones anteriores a 3.4.34 y recuperar la clave client_secret necesaria para establecer la conexi\u00f3n SendWP al mismo tiempo que se instala el plugin SendWP"}], "lastModified": "2023-11-07T03:31:06.967", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ninjaforms:ninja_forms:*:*:*:*:*:wordpress:*:*", "vulnerable": true, "matchCriteriaId": "3F043B37-549B-4242-925D-04A22CEA8042", "versionEndExcluding": "3.4.34"}], "operator": "OR"}]}], "sourceIdentifier": "contact@wpscan.com"}