CVE-2021-33540

High

Description

In certain devices of the Phoenix Contact AXL F BK and IL BK product families an undocumented password protected FTP access to the root directory exists.

SeverityHigh
CVSS7.3
Exploit probability—
ProductPhoenixcontact Axl F Bk Pn Tps Xc Firmware
PublishedJun 25, 2021
First seenJun 25, 2021

How to fix

Update
  • phoenixcontact axl_f_bk_pn_tps_xc_firmware1.30 or later
  • phoenixcontact axl_f_bk_pn_tps_firmware1.30 or later
  • phoenixcontact axl_f_bk_eip_firmware1.30 or later
  • phoenixcontact axl_f_bk_eip_ef_firmware1.30 or later
  • phoenixcontact axl_f_bk_eth_firmware1.30 or later
  • phoenixcontact axl_f_bk_eth_xc_firmware1.30 or later
  • phoenixcontact axl_f_bk_s35_firmware1.40 or later

Affected products

ProductAffected versionsFixed in
phoenixcontact axl_f_bk_pn_tps_xc_firmwarev < 1.301.30
phoenixcontact axl_f_bk_pn_tps_firmwarev < 1.301.30
phoenixcontact axl_f_bk_eip_firmwarev < 1.301.30
phoenixcontact axl_f_bk_eip_ef_firmwarev < 1.301.30
phoenixcontact axl_f_bk_eth_firmwarev < 1.301.30
phoenixcontact axl_f_bk_eth_xc_firmwarev < 1.301.30
phoenixcontact axl_f_bk_s35_firmwarev < 1.401.40
phoenixcontact axl_f_bk_pn_firmwareNo range specified—
phoenixcontact axl_f_bk_pn_xc_firmwareNo range specified—
phoenixcontact axl_f_bk_eth_net2_firmwareNo range specified—
phoenixcontact axl_f_bk_sas_firmwareNo range specified—
phoenixcontact il_pn_bk-pac_firmwareNo range specified—
phoenixcontact il_pn_bk_di8_do4_2tx-pac_firmwareNo range specified—
phoenixcontact il_pn_bk_di8_do4_2scrj-pac_firmwareNo range specified—
phoenixcontact il_eth_bk_di8_do4_2tx-xc-pac_firmwareNo range specified—
phoenixcontact il_eth_bk_di8_do4_2tx-pac_firmwareNo range specified—
phoenixcontact il_eip_bk_di8_do4_2tx-pac_firmwareNo range specified—
phoenixcontact il_s3_bk_di8_do4_2tx-pac_firmwareNo range specified—

Check your version

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