Description
In Weidmueller Industrial WLAN devices in multiple versions an exploitable denial-of-service vulnerability exists in ServiceAgent functionality. A specially crafted packet can cause an integer underflow, triggering a large memcpy that will access unmapped or out-of-bounds memory. An attacker can send this packet while unauthenticated to trigger this vulnerability.
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

For IE-WL(T)-BL-AP-CL-XX versions V1.16.21 (Build 21010513) and greater are fixed. For IE-WL(T)-VL-AP-CL-XX versions V1.11.13 (Build 21010513) and greater are fixed.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-20228 In Weidmueller Industrial WLAN devices in multiple versions an exploitable denial-of-service vulnerability exists in ServiceAgent functionality. A specially crafted packet can cause an integer underflow, triggering a large memcpy that will access unmapped or out-of-bounds memory. An attacker can send this packet while unauthenticated to trigger this vulnerability.
History

No history.

Subscriptions

Weidmueller Ie-wl-bl-ap-cl-eu Ie-wl-bl-ap-cl-eu Firmware Ie-wl-bl-ap-cl-us Ie-wl-bl-ap-cl-us Firmware Ie-wl-vl-ap-br-cl-eu Ie-wl-vl-ap-br-cl-eu Firmware Ie-wl-vl-ap-br-cl-us Ie-wl-vl-ap-br-cl-us Firmware Ie-wlt-bl-ap-cl-eu Ie-wlt-bl-ap-cl-eu Firmware Ie-wlt-bl-ap-cl-us Ie-wlt-bl-ap-cl-us Firmware Ie-wlt-vl-ap-br-cl-eu Ie-wlt-vl-ap-br-cl-eu Firmware Ie-wlt-vl-ap-br-cl-us Ie-wlt-vl-ap-br-cl-us Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published:

Updated: 2024-09-17T03:38:31.151Z

Reserved: 2021-05-24T00:00:00.000Z

Link: CVE-2021-33536

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-06-25T19:15:09.430

Modified: 2024-11-21T06:09:02.077

Link: CVE-2021-33536

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses