Mitsubishi Electric CNC M800VW Service Port 683 improper validation of specified quantity in input

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Mitsubishi Electric CNC M800VW, CNC M800VS, CNC M80V, CNC M80VW, CNC M800W, CNC M800S, CNC M80, CNC M80W, CNC E80, CNC C80, CNC M720VW, CNC M730VW, CNC M750VW, CNC M720VS, CNC M730VS, CNC M750VS, CNC M70V, CNC E70, CNC Software Tools NC Trainer2 and CNC Software Tools NC Trainer2 Plus. This affects an unknown part of the component Service Port 683. The manipulation leads to improper validation of specified quantity in input. This vulnerability is referenced as CVE-2024-7316. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Mitsubishi Electric CNC M800VW, CNC M800VS, CNC M80V, CNC M80VW, CNC M800W, CNC M800S, CNC M80, CNC M80W, CNC E80, CNC C80, CNC M720VW, CNC M730VW, CNC M750VW, CNC M720VS, CNC M730VS, CNC M750VS, CNC M70V, CNC E70, CNC Software Tools NC Trainer2 and CNC Software Tools NC Trainer2 Plus. This issue affects an unknown code of the component Service Port 683. The manipulation with an unknown input leads to a improper validation of specified quantity in input vulnerability. Using CWE to declare the problem leads to CWE-1284. The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties. Impacted is availability. The summary by CVE is:

Improper Validation of Specified Quantity in Input vulnerability in Mitsubishi Electric CNC Series allows a remote unauthenticated attacker to cause Denial of Service (DoS) condition on the product by sending specially crafted packets to TCP port 683, causing an emergency stop.

The advisory is shared at mitsubishielectric.com. The identification of this vulnerability is CVE-2024-7316 since 07/31/2024. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-48257). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.9
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (Mitsubishi): 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper validation of specified quantity in input
CWE: CWE-1284 / CWE-703
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/31/2024 🔍
10/18/2024 +79 days 🔍
10/18/2024 +0 days 🔍
12/23/2025 +431 days 🔍

Sourcesinfo

Advisory: mitsubishielectric.com
Status: Confirmed

CVE: CVE-2024-7316 (🔍)
GCVE (CVE): GCVE-0-2024-7316
GCVE (VulDB): GCVE-100-280865
EUVD: 🔍

Entryinfo

Created: 10/18/2024 06:39
Updated: 12/23/2025 05:15
Changes: 10/18/2024 06:39 (60), 02/21/2025 08:57 (1), 12/23/2025 05:15 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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