CVE-2021-33536

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
Link Resource
https://cert.vde.com/en-us/advisories/vde-2021-026 Third Party Advisory
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Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-eu:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-eu:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-bl-ap-cl-us:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-bl-ap-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-bl-ap-cl-us:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-eu_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-eu:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND
cpe:2.3:o:weidmueller:ie-wl-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wl-vl-ap-br-cl-us:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND
cpe:2.3:o:weidmueller:ie-wlt-vl-ap-br-cl-us_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:weidmueller:ie-wlt-vl-ap-br-cl-us:-:*:*:*:*:*:*:*

Information

Published : 2021-06-25 12:15

Updated : 2021-07-27 13:53


NVD link : CVE-2021-33536

Mitre link : CVE-2021-33536


JSON object : View

CWE
CWE-191

Integer Underflow (Wrap or Wraparound)

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Products Affected

weidmueller

  • ie-wl-bl-ap-cl-us
  • ie-wlt-bl-ap-cl-us
  • ie-wl-vl-ap-br-cl-us_firmware
  • ie-wl-bl-ap-cl-eu
  • ie-wlt-vl-ap-br-cl-us_firmware
  • ie-wlt-vl-ap-br-cl-eu
  • ie-wlt-vl-ap-br-cl-us
  • ie-wlt-bl-ap-cl-eu_firmware
  • ie-wlt-bl-ap-cl-eu
  • ie-wl-vl-ap-br-cl-us
  • ie-wlt-vl-ap-br-cl-eu_firmware
  • ie-wl-bl-ap-cl-eu_firmware
  • ie-wl-bl-ap-cl-us_firmware
  • ie-wl-vl-ap-br-cl-eu_firmware
  • ie-wlt-bl-ap-cl-us_firmware
  • ie-wl-vl-ap-br-cl-eu