What is the CVSS score of CVE-2024-39228?

CVE-2024-39228 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: 0.7%.

Is there a public PoC exploit available for CVE-2024-39228?

Yes, a public proof-of-concept exploit is available for CVE-2024-39228. Prioritise patching immediately. EPSS: 0.7%.

Ar300m16 Firmware CVE-2024-39228

CRITICAL

OS Command Injection (CWE-78)

2024-08-06 cve@mitre.org

Command Injection Ar300m16 Firmware Ax1800 Firmware N300 Firmware Ar750S Firmware Mt6000 Firmware Xe3000 Firmware X3000 Firmware Mt3000 Firmware Mt2500 Firmware Axt1800 Firmware A1300 Firmware X750 Firmware Sft1200 Firmware Xe300 Firmware Mt1300 Firmware Ar750 Firmware Ar300M Firmware B1300 Firmware Mt300N V2 Firmware X300B Firmware S1300 Firmware Sf1200 Firmware Mv1000 Firmware B2200 Firmware E750 Firmware Ap1300 Firmware Mv1000W Firmware Usb150 Firmware Gl Inet

9.8

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-78 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization OS command sanitization, avoid shell exec MITRE ATT&CK 2 techniques across 1 tactic: Execution 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. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	A remote attacker could execute arbitrary operating system commands on the host 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 + public POC available.

No patch listed yet 0.7% exploitation probability (EPSS)

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AnalysisAI

GL-iNet products AR750/AR750S/AR300M/AR300M16/MT300N-V2/B1300/MT1300/SFT1200/X750 v4.3.11, MT3000/MT2500/AXT1800/AX1800/A1300/X300B v4.5.16, XE300 v4.3.16, E750 v4.3.12, AP1300/S1300 v4.3.13, and. 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.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.

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 OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. GL-iNet products AR750/AR750S/AR300M/AR300M16/MT300N-V2/B1300/MT1300/SFT1200/X750 v4.3.11, MT3000/MT2500/AXT1800/AX1800/A1300/X300B v4.5.16, XE300 v4.3.16, E750 v4.3.12, AP1300/S1300 v4.3.13, and XE3000/X3000 v4.4 were discovered to contain a shell injection vulnerability via the interface check_ovpn_client_config and check_config. Affected products include: Gl-Inet Mt6000 Firmware, Gl-Inet A1300 Firmware, Gl-Inet X300B Firmware, Gl-Inet Ax1800 Firmware, Gl-Inet Axt1800 Firmware.

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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

GL-iNet products AR750/AR750S/AR300M/AR300M16/MT300N-V2/B1300/MT1300/SFT1200/X750 v4.3.11, MT3000/MT2500/AXT1800/AX1800/A1300/X300B v4.5.16, XE300 v4.3.16, E750 v4.3.12, AP1300/S1300 v4.3.13, and XE3000/X3000 v4.4 were discovered to contain a shell injection vulnerability via the interface check_ovpn_client_config and check_config.

Threat Intelligence Overview

EPSS Score

0.7%

Top 53% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

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 0.7%

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: +1

CVSS: +49

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

OS Command Injection CRITICAL

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:gl-inet:mt6000_firmware:4.5.8:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:a1300_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:x300b_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:ax1800_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:axt1800_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:mt2500_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:mt3000_firmware:4.5.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:x3000_firmware:4.4.8:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:xe3000_firmware:4.4.8:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:xe300_firmware:4.3.16:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:e750_firmware:4.3.12:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:x750_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:sft1200_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:ar300m_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:ar300m16_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:ar750_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:ar750s_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:b1300_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:mt1300_firmware:4.3.11:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:mt300n-v2_firmware:4.3.11:*:*:*:*:*:*:*

+ 8 more

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