CVE-2021-33540 — HIGH (7.3)

Q: What is CVE-2021-33540?

CVE-2021-33540 is a vulnerability with a CVSS score of 7.3 (HIGH). 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.

Q: How severe is CVE-2021-33540?

CVE-2021-33540 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-33540?

Check the references section above for vendor advisories and patch information. Affected products include: Phoenixcontact Axl F Bk Pn Tps Xc Firmware, Phoenixcontact Axl F Bk Pn Tps Xc, Phoenixcontact Axl F Bk Pn Tps Firmware, Phoenixcontact Axl F Bk Pn Tps, Phoenixcontact Axl F Bk Eip Firmware.

Vulnerability 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.

CVSS Score

7.3

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Phoenixcontact	Axl F Bk Pn Tps Xc Firmware	< 1.30
Phoenixcontact	Axl F Bk Pn Tps Xc	-
Phoenixcontact	Axl F Bk Pn Tps Firmware	< 1.30
Phoenixcontact	Axl F Bk Pn Tps	-
Phoenixcontact	Axl F Bk Eip Firmware	< 1.30
Phoenixcontact	Axl F Bk Eip	-
Phoenixcontact	Axl F Bk Eip Ef Firmware	< 1.30
Phoenixcontact	Axl F Bk Eip Ef	-
Phoenixcontact	Axl F Bk Eth Firmware	< 1.30
Phoenixcontact	Axl F Bk Eth	-
Phoenixcontact	Axl F Bk Eth Xc Firmware	< 1.30
Phoenixcontact	Axl F Bk Eth Xc	-
Phoenixcontact	Axl F Bk S35 Firmware	< 1.40
Phoenixcontact	Axl F Bk S35	-
Phoenixcontact	Axl F Bk Pn Firmware	All versions
Phoenixcontact	Axl F Bk Pn	-
Phoenixcontact	Axl F Bk Pn Xc Firmware	All versions
Phoenixcontact	Axl F Bk Pn Xc	-
Phoenixcontact	Axl F Bk Eth Net2 Firmware	All versions
Phoenixcontact	Axl F Bk Eth Net2	-

Related Weaknesses (CWE)

CWE-798

References

https://cert.vde.com/en-us/advisories/vde-2021-021Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2021-021Third Party Advisory

FAQ

What is CVE-2021-33540?

CVE-2021-33540 is a vulnerability with a CVSS score of 7.3 (HIGH). 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.

How severe is CVE-2021-33540?

CVE-2021-33540 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-33540?

Check the references section above for vendor advisories and patch information. Affected products include: Phoenixcontact Axl F Bk Pn Tps Xc Firmware, Phoenixcontact Axl F Bk Pn Tps Xc, Phoenixcontact Axl F Bk Pn Tps Firmware, Phoenixcontact Axl F Bk Pn Tps, Phoenixcontact Axl F Bk Eip Firmware.