fkie_nvd - fkie_cve-2021-33536

FKIE_CVE-2021-33536

Vulnerability from fkie_nvd - Published: 2021-06-25 19:15 - Updated: 2024-11-21 06:09

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

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.

References

	URL	Tags
	info@cert.vde.com	https://cert.vde.com/en-us/advisories/vde-2021-026	Third Party Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://cert.vde.com/en-us/advisories/vde-2021-026	Third Party Advisory

Impacted products

Vendor	Product	Version
weidmueller	ie-wl-bl-ap-cl-eu_firmware	*
weidmueller	ie-wl-bl-ap-cl-eu	-
weidmueller	ie-wlt-bl-ap-cl-eu_firmware	*
weidmueller	ie-wlt-bl-ap-cl-eu	-
weidmueller	ie-wl-bl-ap-cl-us_firmware	*
weidmueller	ie-wl-bl-ap-cl-us	-
weidmueller	ie-wlt-bl-ap-cl-us_firmware	*
weidmueller	ie-wlt-bl-ap-cl-us	-
weidmueller	ie-wl-vl-ap-br-cl-eu_firmware	*
weidmueller	ie-wl-vl-ap-br-cl-eu	-
weidmueller	ie-wlt-vl-ap-br-cl-eu_firmware	*
weidmueller	ie-wlt-vl-ap-br-cl-eu	-
weidmueller	ie-wl-vl-ap-br-cl-us_firmware	*
weidmueller	ie-wl-vl-ap-br-cl-us	-
weidmueller	ie-wlt-vl-ap-br-cl-us_firmware	*
weidmueller	ie-wlt-vl-ap-br-cl-us	-
weidmueller	ie-wl-bl-ap-cl-eu_firmware	*
weidmueller	ie-wl-bl-ap-cl-eu	-
weidmueller	ie-wlt-bl-ap-cl-eu_firmware	*
weidmueller	ie-wlt-bl-ap-cl-eu	-
weidmueller	ie-wl-bl-ap-cl-us_firmware	*
weidmueller	ie-wl-bl-ap-cl-us	-
weidmueller	ie-wlt-bl-ap-cl-us_firmware	*
weidmueller	ie-wlt-bl-ap-cl-us	-
weidmueller	ie-wl-vl-ap-br-cl-eu_firmware	*
weidmueller	ie-wl-vl-ap-br-cl-eu	-
weidmueller	ie-wlt-vl-ap-br-cl-eu_firmware	*
weidmueller	ie-wlt-vl-ap-br-cl-eu	-
weidmueller	ie-wl-vl-ap-br-cl-us_firmware	*
weidmueller	ie-wl-vl-ap-br-cl-us	-
weidmueller	ie-wlt-vl-ap-br-cl-us_firmware	*
weidmueller	ie-wlt-vl-ap-br-cl-us	-

JSON

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      "value": "En los dispositivos Weidmueller Industrial WLAN en m\u00faltiples versiones, se presenta una vulnerabilidad de denegaci\u00f3n de servicio explotable en la funcionalidad ServiceAgent. Un paquete especialmente dise\u00f1ado puede causar un desbordamiento de enteros, desencadenando un gran memcpy que acceder\u00e1 a memoria no asignada o fuera de l\u00edmites. Un atacante puede enviar este paquete mientras no est\u00e1 autenticado para desencadenar esta vulnerabilidad"
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  "id": "CVE-2021-33536",
  "lastModified": "2024-11-21T06:09:02.077",
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}

CVE-2021-33536 (GCVE-0-2021-33536)

Vulnerability from cvelistv5 – Published: 2021-06-25 18:26 – Updated: 2024-09-17 03:38

Summary

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-191 - Integer Underflow (Wrap or Wraparound)

Assigner

CERTVDE

References

URL

Tags

https://cert.vde.com/en-us/advisories/vde-2021-026

x_refsource_CONFIRM

Impacted products

Vendor

Product

Version

Weidmüller

IE-WL(T)-BL-AP-CL-XX

Affected: IE-WL-BL-AP-CL-EU (2536600000) , ≤ V1.16.18 (Build 18081617) (custom)
Affected: IE-WLT-BL-AP-CL-EU (2536650000) , ≤ V1.16.18 (Build 18081617) (custom)
Affected: IE-WL-BL-AP-CL-US (2536660000) , ≤ V1.16.18 (Build 18081617) (custom)
Affected: IE-WLT-BL-AP-CL-US (2536670000) , ≤ V1.16.18 (Build 18081617) (custom)

Weidmüller

IE-WL(T)-VL-AP-CL-XX

Affected: IE-WL-VL-AP-BR-CL-EU (2536680000) , ≤ V1.11.10 (Build 18122616) (custom)
Affected: IE-WLT-VL-AP-BR-CL-EU (2536690000) , ≤ V1.11.10 (Build 18122616) (custom)
Affected: IE-WL-VL-AP-BR-CL-US (2536700000) , ≤ V1.11.10 (Build 18122616) (custom)
Affected: IE-WLT-VL-AP-BR-CL-US (2536710000) , ≤ V1.11.10 (Build 18122616) (custom)

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2021-33536

CVE-2021-33536 (GCVE-0-2021-33536)

Tags

Sightings

Nomenclature