What is the CVSS score of CVE-2022-40494?

CVE-2022-40494 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: 1.6%.

Is there a public PoC exploit available for CVE-2022-40494?

Yes, a public proof-of-concept exploit is available for CVE-2022-40494. Prioritise patching immediately. EPSS: 1.6%.

Nps CVE-2022-40494

CRITICAL

Improper Authentication (CWE-287)

2022-10-06 cve@mitre.org

Authentication Bypass Nps

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

Oct 06, 2022 - 22:15 nvd

CRITICAL 9.8

DescriptionNVD

NPS before v0.26.10 was discovered to contain an authentication bypass vulnerability via constantly generating and sending the Auth key and Timestamp parameters.

AnalysisAI

NPS before v0.26.10 was discovered to contain an authentication bypass vulnerability via constantly generating and sending the Auth key and Timestamp parameters. 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. NPS before v0.26.10 was discovered to contain an authentication bypass vulnerability via constantly generating and sending the Auth key and Timestamp parameters. Affected products include: Ehang-Io Nps.

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.