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HIGH · 7.5

CVE-2021-33555

In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.7 the filename parameter is vulnerable to unauthenticated path traversal attacks, enabling read access to arbitrary files on the server.

Vulnerability Description

In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.7 the filename parameter is vulnerable to unauthenticated path traversal attacks, enabling read access to arbitrary files on the server.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Pepperl-FuchsWha-Gw-F2D2-0-As-Z2-Eth Firmware<= 3.0.7
Pepperl-FuchsWha-Gw-F2D2-0-As-Z2-Eth-
Pepperl-FuchsWha-Gw-F2D2-0-As- Z2-Eth.Eip Firmware<= 3.0.7
Pepperl-FuchsWha-Gw-F2D2-0-As- Z2-Eth.Eip-

Related Weaknesses (CWE)

CWE-22

References

FAQ

What is CVE-2021-33555?

CVE-2021-33555 is a vulnerability with a CVSS score of 7.5 (HIGH). In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.7 the filename parameter is vulnerable to unauthenticated path traversal attacks, enabling read access to arbitrary files on the server.

How severe is CVE-2021-33555?

CVE-2021-33555 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-33555?

Check the references section above for vendor advisories and patch information. Affected products include: Pepperl-Fuchs Wha-Gw-F2D2-0-As-Z2-Eth Firmware, Pepperl-Fuchs Wha-Gw-F2D2-0-As-Z2-Eth, Pepperl-Fuchs Wha-Gw-F2D2-0-As- Z2-Eth.Eip Firmware, Pepperl-Fuchs Wha-Gw-F2D2-0-As- Z2-Eth.Eip.