What is the CVSS score of CVE-2023-50445?

CVE-2023-50445 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 9.1%.

Is there a public PoC exploit available for CVE-2023-50445?

Yes, a public proof-of-concept exploit is available for CVE-2023-50445. Prioritise patching immediately. EPSS: 9.1%.

Gl Axt1800 Firmware CVE-2023-50445

HIGH

OS Command Injection (CWE-78)

2023-12-28 cve@mitre.org

RCE Command Injection Gl Axt1800 Firmware Gl Mt1300 Firmware Gl Mt300N V2 Firmware Gl Ar750S Firmware Gl Ar750 Firmware Gl Ar300M Firmware Gl B1300 Firmware Gl Mt6000 Firmware Gl A1300 Firmware Gl Ax1800 Firmware Gl Mt3000 Firmware Gl Mt2500 Firmware Gl Inet

7.8

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 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	A local attacker with access to the system could execute arbitrary operating system commands on the host.

Act Now Prioritize within 24-48h. Why: Active threat signals + CRITICAL/HIGH severity.

No patch listed yet 9.1% exploitation probability (EPSS)

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AnalysisAI

Shell Injection vulnerability GL.iNet A1300 v4.4.6, AX1800 v4.4.6, AXT1800 v4.4.6, MT3000 v4.4.6, MT2500 v4.4.6, MT6000 v4.5.0, MT1300 v4.3.7, MT300N-V2 v4.3.7, AR750S v4.3.7, AR750 v4.3.7, AR300M. Rated high severity (CVSS 7.8), this vulnerability is 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. Shell Injection vulnerability GL.iNet A1300 v4.4.6, AX1800 v4.4.6, AXT1800 v4.4.6, MT3000 v4.4.6, MT2500 v4.4.6, MT6000 v4.5.0, MT1300 v4.3.7, MT300N-V2 v4.3.7, AR750S v4.3.7, AR750 v4.3.7, AR300M v4.3.7, and B1300 v4.3.7., allows local attackers to execute arbitrary code via the get_system_log and get_crash_log functions of the logread module, as well as the upgrade_online function of the upgrade module. Affected products include: Gl-Inet Gl-Mt1300 Firmware, Gl-Inet Gl-Mt300N-V2 Firmware, Gl-Inet Gl-Ar750S Firmware, Gl-Inet Gl-Ar750 Firmware, Gl-Inet Gl-Ar300M Firmware.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

Shell Injection vulnerability GL.iNet A1300 v4.4.6, AX1800 v4.4.6, AXT1800 v4.4.6, MT3000 v4.4.6, MT2500 v4.4.6, MT6000 v4.5.0, MT1300 v4.3.7, MT300N-V2 v4.3.7, AR750S v4.3.7, AR750 v4.3.7, AR300M v4.3.7, and B1300 v4.3.7., allows local attackers to execute arbitrary code via the get_system_log and get_crash_log functions of the logread module, as well as the upgrade_online function of the upgrade module.

Threat Intelligence Overview

EPSS Score

9.1%

Top 5% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS POC (1)

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 HIGH

CISA KEV No

Public POC Yes

EPSS 9.1%

Patch available No

Active threat Yes

Deciding rule

Active threat signals + CRITICAL/HIGH 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

Out-of-Cycle

Exploitation· derived

Active

System Exposure· derived

Small

Automatable· derived

Human Impact· derived

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +9

CVSS: +39

PoC: +20

Weaponized: +15

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.

Remote Code Execution CRITICAL

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

Affected Products (CPE)NVD

cpe:2.3:o:gl-inet:gl-mt1300_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-mt300n-v2_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-ar750s_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-ar750_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-ar300m_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-b1300_firmware:4.3.7:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-mt6000_firmware:4.5.0:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-a1300_firmware:4.4.6:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-ax1800_firmware:4.4.6:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-axt1800_firmware:4.4.6:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-mt3000_firmware:4.4.6:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-mt2500_firmware:4.4.6:*:*:*:*:*:*:*

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References

Advisories & patches

REF http://packetstormsecurity.com/files/176708/GL.iNet-Unauthenticated-Remote-Command-Execution.html

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