CVE-2021-33535

published 2021-06-25

CVE-2021-33535: In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A…

Priority P3 57 high 8.8 CVSS 3.1

AV N AC L PR L UI N S U C H I H A H

In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.

Affected

24 ranges

Vendor	Product	Version range	Fixed in
weidm_ller	ie-wl_bl-ap-cl-xx	IE-WL-BL-AP-CL-EU (2536600000) – V1.16.18 (Build 18081617)	—
weidm_ller	ie-wl_bl-ap-cl-xx	IE-WL-BL-AP-CL-US (2536660000) – V1.16.18 (Build 18081617)	—
weidm_ller	ie-wl_bl-ap-cl-xx	IE-WLT-BL-AP-CL-EU (2536650000) – V1.16.18 (Build 18081617)	—
weidm_ller	ie-wl_bl-ap-cl-xx	IE-WLT-BL-AP-CL-US (2536670000) – V1.16.18 (Build 18081617)	—
weidm_ller	ie-wl_vl-ap-cl-xx	IE-WL-VL-AP-BR-CL-EU (2536680000) – V1.11.10 (Build 18122616)	—
weidm_ller	ie-wl_vl-ap-cl-xx	IE-WL-VL-AP-BR-CL-US (2536700000) – V1.11.10 (Build 18122616)	—
weidm_ller	ie-wl_vl-ap-cl-xx	IE-WLT-VL-AP-BR-CL-EU (2536690000) – V1.11.10 (Build 18122616)	—
weidm_ller	ie-wl_vl-ap-cl-xx	IE-WLT-VL-AP-BR-CL-US (2536710000) – V1.11.10 (Build 18122616)	—
weidmueller	ie-wl-bl-ap-cl-eu_firmware	<= 1.16.18	—
weidmueller	ie-wl-bl-ap-cl-eu_firmware	<= 1.11.10	—
weidmueller	ie-wl-bl-ap-cl-us_firmware	<= 1.16.18	—
weidmueller	ie-wl-bl-ap-cl-us_firmware	<= 1.11.10	—
weidmueller	ie-wl-vl-ap-br-cl-eu_firmware	<= 1.16.18	—
weidmueller	ie-wl-vl-ap-br-cl-eu_firmware	<= 1.11.10	—
weidmueller	ie-wl-vl-ap-br-cl-us_firmware	<= 1.16.18	—
weidmueller	ie-wl-vl-ap-br-cl-us_firmware	<= 1.11.10	—
weidmueller	ie-wlt-bl-ap-cl-eu_firmware	<= 1.16.18	—
weidmueller	ie-wlt-bl-ap-cl-eu_firmware	<= 1.11.10	—
weidmueller	ie-wlt-bl-ap-cl-us_firmware	<= 1.16.18	—
weidmueller	ie-wlt-bl-ap-cl-us_firmware	<= 1.11.10	—
weidmueller	ie-wlt-vl-ap-br-cl-eu_firmware	<= 1.16.18	—
weidmueller	ie-wlt-vl-ap-br-cl-eu_firmware	<= 1.11.10	—
weidmueller	ie-wlt-vl-ap-br-cl-us_firmware	<= 1.16.18	—
weidmueller	ie-wlt-vl-ap-br-cl-us_firmware	<= 1.11.10	—

CVSS provenance

nvd v3.1 8.8 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 6.5 MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P

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