What is the CVSS score of CVE-2022-24306?

CVE-2022-24306 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: 2.3%.

Zoho CVE-2022-24306

CRITICAL

Incorrect Authorization (CWE-863)

2022-03-02 cve@mitre.org

Authentication Bypass Microsoft Zoho Manageengine Sharepoint Manager Plus Zohocorp

9.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-863 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V8 - Authorization Authorization logic validation MITRE ATT&CK 1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	A remote attacker could bypass authorization checks to access restricted resources by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.

No patch listed yet 2.3% exploitation probability (EPSS)

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AnalysisAI

Zoho ManageEngine SharePoint Manager Plus before 4329 allows account takeover because authorization is mishandled. 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. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.

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 as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. Zoho ManageEngine SharePoint Manager Plus before 4329 allows account takeover because authorization is mishandled. Affected products include: Zohocorp Manageengine Sharepoint Manager Plus. Version information: before 4329.

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Exploit and PoC references, threat intelligence from 22 sources

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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

Zoho ManageEngine SharePoint Manager Plus before 4329 allows account takeover because authorization is mishandled.

Threat Intelligence Overview

EPSS Score

2.3%

Top 18% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

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 No

EPSS 2.3%

Patch available No

Active threat No

Deciding rule

CRITICAL severity

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

None

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +2

CVSS: +49

PoC: 0

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:zohocorp:manageengine_sharepoint_manager_plus:-:build_4000:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4001:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4002:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4003:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4004:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4005:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4006:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4007:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4008:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4009:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4010:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4011:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4012:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4013:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4014:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4015:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4016:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4017:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4018:*:*:*:*:*:*

cpe:2.3:a:zohocorp:manageengine_sharepoint_manager_plus:-:build_4020:*:*:*:*:*:*

+ 55 more

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References

Advisories & patches

ADVISORY https://www.manageengine.com/sharepoint-management-reporting/release-notes.html#4329

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GitHub PoC

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