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Ng Firewall CVE-2024-9132

HIGH
Code Injection (CWE-94)
2025-01-10 psirt@arista.com
8.1
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Code injection prevention, sandbox exec
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.1 (HIGH). Attack characteristics: network attack vector, high complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.59%.

Exploit ScenarioDerived

A remote attacker could inject and execute arbitrary code within the application by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.6% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

The administrator is able to configure an insecure captive portal script. 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. Never evaluate user-controlled input as code. Use sandboxing, disable dangerous functions, apply strict input validation.

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 Code Injection (CWE-94), which allows attackers to inject and execute arbitrary code within the application. The administrator is able to configure an insecure captive portal script Affected products include: Arista Ng Firewall.

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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

DescriptionCVE.org

The administrator is able to configure an insecure captive portal script

Executive ViewAI

Why It Matters

Organizations using administrator face notable risk from CVE-2024-9132, a code injection vulnerability rated CVSS 8.1. Successful exploitation could allow attackers to execute arbitrary code or commands on affected systems, potentially leading to full system compromise. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Deploy WAF rules to block injection patterns; (2) Restrict network access to affected components; (3) Enable enhanced logging for suspicious activity.

Threat Intelligence Overview

EPSS Score
0.6%
Top 31% exploitable

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 0.6%
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
No
Human Impact
High

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Code Injection CRITICAL

Code injection occurs when an application accepts user input and passes it directly into a language interpreter or evaluator without proper sanitization.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:a:arista:ng_firewall:*:*:*:*:*:*:*:*
CVE-2025-2767 CRITICAL
9.6 Apr 23

Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.

CVE-2024-12829 HIGH
8.8 Dec 20

Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8)

CVE-2024-27889 HIGH
8.8 Mar 04

Multiple SQL Injection vulnerabilities exist in the reporting application of the Arista Edge Threat Management - Arista

CVE-2024-12831 HIGH
7.8 Dec 20

Arista NG Firewall uvm_login Incorrect Authorization Privilege Escalation Vulnerability. Rated high severity (CVSS 7.8),

CVE-2024-12830 HIGH
7.3 Dec 20

Arista NG Firewall custom_handler Directory Traversal Remote Code Execution Vulnerability. Rated high severity (CVSS 7.3

CVE-2019-18647 HIGH
7.2 Nov 14

The Untangle NG firewall 14.2.0 is vulnerable to an authenticated command injection when logged in as an admin user. Rat

CVE-2019-18646 HIGH
7.2 Nov 14

The Untangle NG firewall 14.2.0 is vulnerable to authenticated inline-query SQL injection within the timeDataDynamicColu

CVE-2026-25622 HIGH
7.0 Jun 05

Command injection in Arista Edge Threat Management Next Generation Firewall (NGFW) Captive Portal Custom Handler allows

CVE-2026-25620 HIGH
7.0 Jun 05

Command injection in Arista Edge Threat Management Next Generation Firewall (NGFW) version 17.4.0 allows authenticated h

CVE-2026-25623 HIGH
7.0 Jun 05

Authenticated command injection in Arista Edge Threat Management Next Generation Firewall (NGFW) allows administrators w

CVE-2026-25621 HIGH
7.0 Jun 05

Command injection in Arista Edge Threat Management Next Generation Firewall (NGFW) version 17.4.0 allows high-privileged

CVE-2024-12832 MEDIUM
6.3 Dec 20

Arista NG Firewall ReportEntry SQL Injection Arbitrary File Read and Write Vulnerability. Rated medium severity (CVSS 6.

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