What is the CVSS score of CVE-2020-8771?

CVE-2020-8771 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 46.5%.

Is there a public PoC exploit available for CVE-2020-8771?

Yes, a public proof-of-concept exploit is available for CVE-2020-8771. Prioritise patching immediately. EPSS: 46.5%.

Wp Time Capsule CVE-2020-8771

CRITICAL

Improper Authentication (CWE-287)

2020-02-06 cve@mitre.org

WordPress Authentication Bypass Wp Time Capsule

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 06, 2020 - 17:15 nvd

CRITICAL 9.8

DescriptionNVD

The Time Capsule plugin before 1.21.16 for WordPress has an authentication bypass. Any request containing IWP_JSON_PREFIX causes the client to be logged in as the first account on the list of administrator accounts.

AnalysisAI

The Time Capsule plugin before 1.21.16 for WordPress has an authentication bypass. Rated critical severity (CVSS 9.8), 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 Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. The Time Capsule plugin before 1.21.16 for WordPress has an authentication bypass. Any request containing IWP_JSON_PREFIX causes the client to be logged in as the first account on the list of administrator accounts. Affected products include: Wptimecapsule Wp Time Capsule. Version information: before 1.21.16.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.