Mitsubishi Electric MELSEC iQ-F FX5-ENET IP SLMP Packet improper validation of specified type of input

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Mitsubishi Electric MELSEC iQ-F FX5-ENET IP. The impacted element is an unknown function of the component SLMP Packet Handler. The manipulation results in improper validation of specified type of input. This vulnerability was named CVE-2024-8403. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Mitsubishi Electric MELSEC iQ-F FX5-ENET IP (version unknown). Affected is an unknown function of the component SLMP Packet Handler. The manipulation with an unknown input leads to a improper validation of specified type of input vulnerability. CWE is classifying the issue as CWE-1287. The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type. This is going to have an impact on availability. CVE summarizes:

Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 to 1.200 and FX5-ENET/IP versions 1.100 to 1.104 allows a remote attacker to cause a Denial of Service condition in Ethernet communication of the products by sending specially crafted SLMP packets.

The advisory is available at mitsubishielectric.com. This vulnerability is traded as CVE-2024-8403 since 09/04/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Mitsubishi): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper validation of specified type of input
CWE: CWE-1287 / CWE-20
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

09/04/2024 🔍
11/19/2024 +76 days 🔍
11/19/2024 +0 days 🔍
03/31/2026 +497 days 🔍

Sourcesinfo

Advisory: mitsubishielectric.com
Status: Confirmed

CVE: CVE-2024-8403 (🔍)
GCVE (CVE): GCVE-0-2024-8403
GCVE (VulDB): GCVE-100-285138

Entryinfo

Created: 11/19/2024 09:02
Updated: 03/31/2026 09:22
Changes: 11/19/2024 09:02 (60), 11/20/2024 13:07 (1), 03/31/2026 09:22 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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