Mitsubishi Electric FX3U-ENET-P502 up to 1.14 null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Mitsubishi Electric MELSEC-F FX3U-ENET, MELSEC-F FX3U-ENET-L and FX3U-ENET-P502 up to 1.14. It has been classified as problematic. This affects an unknown part. This manipulation causes null pointer dereference. This vulnerability is handled as CVE-2021-20596. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Mitsubishi Electric MELSEC-F FX3U-ENET, MELSEC-F FX3U-ENET-L and FX3U-ENET-P502 up to 1.14 and classified as problematic. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability.

The weakness was released 07/22/2021. The advisory is shared at mitsubishielectric.com. This vulnerability is known as CVE-2021-20596. 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.

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

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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

12/17/2020 🔍
07/22/2021 +216 days 🔍
07/22/2021 +0 days 🔍
07/27/2021 +5 days 🔍

Sourcesinfo

Advisory: mitsubishielectric.com
Status: Not defined

CVE: CVE-2021-20596 (🔍)
GCVE (CVE): GCVE-0-2021-20596
GCVE (VulDB): GCVE-100-179401

Entryinfo

Created: 07/22/2021 17:22
Updated: 07/27/2021 08:16
Changes: 07/22/2021 17:22 (35), 07/27/2021 08:16 (2)
Complete: 🔍
Cache ID: 216::103

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

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