CVE-2023-50707 - Vulnerability Details - OpenCVE

Description

Through the exploitation of active user sessions, an attacker could send custom requests to cause a denial-of-service condition on the device.

Published: 2023-12-19

Score: 9.6 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

EFACEC

BCU 500

unaffected

Version	Status	Constraints
`version 4.07`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:efacec:bcu_500_firmware:4.07:*:*:*:*:*:*:*

cpe:2.3:h:efacec:bcu_500:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

EFACEC released BCU 500 versions 4.08 to mitigate this vulnerability. For more information, contact EFACEC support https://www.efacec.pt/en/contacts/ .

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-55484	Through the exploitation of active user sessions, an attacker could send custom requests to cause a denial-of-service condition on the device.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00084.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-02

History

No history.

Subscriptions

Efacec Bcu 500 Bcu 500 Firmware

MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2023-12-19T23:18:26.771Z

Updated: 2024-08-02T22:16:47.195Z

Reserved: 2023-12-11T16:37:13.794Z

Link: CVE-2023-50707

Vulnrichment

No data.

NVD

Status : Modified

Published: 2023-12-20T00:15:09.643

Modified: 2024-11-21T08:37:10.680

Link: CVE-2023-50707

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-400

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