What is the CVSS score of CVE-2024-28200?

CVE-2024-28200 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: 1.9%.

Is there a public PoC exploit available for CVE-2024-28200?

Yes, a public proof-of-concept exploit is available for CVE-2024-28200. Prioritise patching immediately. EPSS: 1.9%.

N Central CVE-2024-28200

CRITICAL

Authentication Bypass Using an Alternate Path or Channel (CWE-288)

2024-07-01 a5532a13-c4dd-4202-bef1-e0b8f2f8d12b

Authentication Bypass N Central N Able

9.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-288 OWASP Top 10:2025 A07:2025 - Authentication Failures ASVS 5.0 V6 - Authentication Alternate path authentication
Impact	CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system.

Act Now Prioritize within 24-48h. Why: CRITICAL severity + public POC available.

No patch listed yet 1.9% exploitation probability (EPSS)

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AnalysisAI

The N-central server is vulnerable to an authentication bypass of the user interface. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

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.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-288. The N-central server is vulnerable to an authentication bypass of the user interface. This vulnerability is present in all deployments of N-central prior to 2024.2. This vulnerability was discovered through internal N-central source code review and N-able has not observed any exploitation in the wild. Affected products include: N-Able N-Central. Version information: prior to 2024.2..

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

The N-central server is vulnerable to an authentication bypass of the user interface. This vulnerability is present in all deployments of N-central prior to 2024.2.

This vulnerability was discovered through internal N-central source code review and N-able has not observed any exploitation in the wild.

Threat Intelligence Overview

EPSS Score

1.9%

Top 22% exploitable

Exploit

POC

Public exploit code exists

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS POC (1)

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity CRITICAL

CISA KEV No

Public POC Yes

EPSS 1.9%

Patch available No

Active threat No

Deciding rule

CRITICAL severity + public POC available

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +2

CVSS: +49

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:n-able:n-central:*:*:*:*:*:*:*:*

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Same weakness CWE-288 – Authentication Bypass Using an Alternate Path or Channel

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CVE-2024-1709 CRITICAL POC

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CVE-2025-2747 CRITICAL POC

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CVE-2025-2746 CRITICAL POC

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CVE-2025-4427 MEDIUM POC

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CVE-2025-34026 CRITICAL POC

9.2

CVE-2026-23760 CRITICAL POC

9.3

Same technique Authentication Bypass

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CVE-2015-3306 CRITICAL POC

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CVE-2023-22515 CRITICAL POC

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CVE-2012-4681 CRITICAL POC

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CVE-2013-2465 CRITICAL POC

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CVE-2011-3544 CRITICAL POC

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CVE-2022-40684 CRITICAL POC

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CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://documentation.n-able.com/N-central/Release_Notes/GA/Content/2024.2%20Release%20Notes.htm REF https://me.n-able.com/s/security-advisory/aArVy0000000673KAA/cve202428200-ncentral-authentication-bypass

Search Externally

GitHub PoC

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