Description
In Phoenix Contact FL COMSERVER UNI in versions < 2.40 a invalid Modbus exception response can lead to a temporary denial of service.
Published: 2021-06-25
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Upgrade to the latest firmware, fixed firmware includes versions >= 2.41.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-8411 In Phoenix Contact FL COMSERVER UNI in versions < 2.40 a invalid Modbus exception response can lead to a temporary denial of service.
History

No history.

Subscriptions

Phoenixcontact Fl Comserver Uni 232\/422\/485 Fl Comserver Uni 232\/422\/485-t Fl Comserver Uni 232\/422\/485-t Firmware Fl Comserver Uni 232\/422\/485 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2024-09-17T03:58:42.845Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-21002

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-06-25T19:15:08.587

Modified: 2024-11-21T05:47:22.927

Link: CVE-2021-21002

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses