What is the CVSS score of CVE-2019-7476?

CVE-2019-7476 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Global Management System CVE-2019-7476

HIGH

Improper Access Control (CWE-284)

2019-04-26 PSIRT@sonicwall.com

Authentication Bypass Sonicwall Global Management System

8.1

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-284 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V8 - Authorization Access control enforcement MITRE ATT&CK 1 technique across 1 tactic: Defense Evasion 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 8.1 (HIGH). Attack characteristics: network attack vector, high 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 high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 1.4% exploitation probability (EPSS)

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AnalysisAI

A vulnerability in SonicWall Global Management System (GMS), allow a remote user to gain access to the appliance using existing SSH key. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. 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-284. A vulnerability in SonicWall Global Management System (GMS), allow a remote user to gain access to the appliance using existing SSH key. This vulnerability affects GMS versions 9.1, 9.0, 8.7, 8.6, 8.4, 8.3 and earlier. Affected products include: Sonicwall Global Management System.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.1 HIGH

AV:N/AC:H/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

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

A vulnerability in SonicWall Global Management System (GMS), allow a remote user to gain access to the appliance using existing SSH key. This vulnerability affects GMS versions 9.1, 9.0, 8.7, 8.6, 8.4, 8.3 and earlier.

Threat Intelligence Overview

EPSS Score

1.4%

Top 31% 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 HIGH

CISA KEV No

Public POC No

EPSS 1.4%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

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

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +40

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:sonicwall:global_management_system:*:*:*:*:*:*:*:*

cpe:2.3:a:sonicwall:global_management_system:8.4:*:*:*:*:*:*:*

cpe:2.3:a:sonicwall:global_management_system:8.6:*:*:*:*:*:*:*

cpe:2.3:a:sonicwall:global_management_system:8.7:*:*:*:*:*:*:*

cpe:2.3:a:sonicwall:global_management_system:9.0:*:*:*:*:*:*:*

cpe:2.3:a:sonicwall:global_management_system:9.1:*:*:*:*:*:*:*

More in Global Management System

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CVE-2023-34132 CRITICAL Emergency POC

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The authentication mechanism in SonicWall GMS and Analytics Web Services had insufficient checks, allowing authenticatio

CVE-2023-34127 HIGH Act Now POC

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Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in SonicWall GM

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Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in SonicWall GMS and

CVE-2018-9866 CRITICAL Act Now POC

9.8 Aug 03

A vulnerability in lack of validation of user-supplied parameters pass to XML-RPC calls on SonicWall Global Management S

CVE-2016-2397 CRITICAL Act Now

9.8 Feb 17

The cliserver implementation in Dell SonicWALL GMS, Analyzer, and UMA EM5000 7.2, 8.0, and 8.1 before Hotfix 168056 allo

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9.9 Feb 17

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9.8 Jul 13

SonicWall GMS and Analytics CAS Web Services application use static values for authentication without proper checks lead

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9.8 Jul 13

Vulnerability in SonicWall GMS and Analytics allows unauthenticated attacker to upload files to a restricted location no

CVE-2023-34130 CRITICAL Act Now

9.8 Jul 13

SonicWall GMS and Analytics use outdated Tiny Encryption Algorithm (TEA) with a hardcoded key to encrypt sensitive data.

Same weakness CWE-284 – Improper Access Control

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CVE-2015-3306 CRITICAL POC

10.0

CVE-2012-4681 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2012-1723 CRITICAL POC

9.8

CVE-2012-5076 CRITICAL POC

9.8

CVE-2014-3120 HIGH POC

8.1

CVE-2013-2423 LOW POC

3.7

CVE-2016-3427 CRITICAL

9.8

Same technique Authentication Bypass

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CVE-2023-22515 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0004

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

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