What is the CVSS score of CVE-2021-24353?

CVE-2021-24353 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2021-24353?

Yes, a public proof-of-concept exploit is available for CVE-2021-24353. Prioritise patching immediately. EPSS: 1.1%.

Simple 301 Redirects CVE-2021-24353

HIGH

Missing Authorization (CWE-862)

2021-06-14 contact@wpscan.com

WordPress Authentication Bypass Simple 301 Redirects

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

High

Lifecycle Timeline

CVE Published

Jun 14, 2021 - 14:15 nvd

HIGH 8.8

DescriptionNVD

AnalysisAI

The import_data function of the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4 had no capability or nonce checks making it possible for unauthenticated users to import a set of. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. The import_data function of the Simple 301 Redirects by BetterLinks WordPress plugin before 2.0.4 had no capability or nonce checks making it possible for unauthenticated users to import a set of site redirects. Affected products include: Wpdeveloper Simple 301 Redirects. Version information: before 2.0.4.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.