What is the CVSS score of CVE-2023-31472?

CVE-2023-31472 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 19.9%.

Is there a public PoC exploit available for CVE-2023-31472?

Yes, a public proof-of-concept exploit is available for CVE-2023-31472. Prioritise patching immediately. EPSS: 19.9%.

Gl Axt1800 Firmware CVE-2023-31472

HIGH

Allocation of Resources Without Limits or Throttling (CWE-770)

2023-05-09 cve@mitre.org

Denial Of Service 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 A1300 Firmware Gl Ax1800 Firmware Gl Mt3000 Firmware Gl Mt2500 Firmware Gl Mv1000W Firmware Gl Mv1000 Firmware Gl S20 Firmware Gl X3000 Firmware Gl Mt2500A Firmware Gl Sft1200 Firmware Gl E750 Firmware Gl S10 Firmware Gl S200 Firmware Gl S1300 Firmware Gl Sf1200 Firmware Gl B2200 Firmware Gl Ap1300 Firmware Gl Ap1300Lte Firmware Gl X1200 Firmware Gl X750 Firmware Gl X300B Firmware Gl Xe300 Firmware Gl Mifi Firmware Gl Usb150 Firmware Microuter N300 Firmware Gl Inet

7.5

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-770 OWASP Top 10:2025 A06:2025 - Insecure Design ASVS 5.0 V2 - Validation and Business Logic Resource allocation limits MITRE ATT&CK 1 technique across 1 tactic: Impact 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 7.5 (HIGH). 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 exhaust system resources through uncontrolled allocation by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity + EPSS > 10%.

No patch listed yet 19.9% exploitation probability (EPSS)

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AnalysisAI

An issue was discovered on GL.iNet devices before 3.216. Rated high severity (CVSS 7.5), 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. Set resource limits, implement rate limiting, validate input sizes.

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 Allocation of Resources Without Limits (CWE-770), which allows attackers to exhaust system resources through uncontrolled allocation. An issue was discovered on GL.iNet devices before 3.216. There is an arbitrary file write in which an empty file can be created anywhere on the filesystem. This is caused by a command injection vulnerability with a filter applied. Affected products include: Gl-Inet Gl-S20 Firmware, Gl-Inet Gl-X3000 Firmware, Gl-Inet Gl-Mt3000 Firmware, Gl-Inet Gl-Mt2500 Firmware, Gl-Inet Gl-Mt2500A Firmware. Version information: before 3.216..

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH

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

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

None

Integrity

High

Availability

None

DescriptionNVD

An issue was discovered on GL.iNet devices before 3.216. There is an arbitrary file write in which an empty file can be created anywhere on the filesystem. This is caused by a command injection vulnerability with a filter applied.

Threat Intelligence Overview

EPSS Score

19.9%

Top 3% 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 HIGH

CISA KEV No

Public POC Yes

EPSS 19.9%

Patch available No

Active threat Yes

Deciding rule

HIGH severity + EPSS > 10%

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: +20

CVSS: +38

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.

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:o:gl-inet:gl-s20_firmware:*:*:*:*:*:*:*:*

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

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

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

cpe:2.3:o:gl-inet:gl-mt2500a_firmware:*:*:*:*:*:*:*:*

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

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

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

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

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

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

cpe:2.3:o:gl-inet:gl-mv1000_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-mv1000w_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-s10_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-s200_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-s1300_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-sf1200_firmware:*:*:*:*:*:*:*:*

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

cpe:2.3:o:gl-inet:gl-b2200_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:gl-inet:gl-ap1300_firmware:*:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY https://www.gl-inet.com

Search Externally

GitHub PoC

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