CVE-2021-33555

7.5 highEPSS 1.2%

High (7.5) in pepperl-fuchs. EPSS 1.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2021-08-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

pepperl-fuchs:wha-gw-f2d2-0-as-_z2-eth.eip_firmware
pepperl-fuchs:wha-gw-f2d2-0-as-z2-eth_firmware

References

https://cert.vde.com/en-us/advisories/vde-2021-027
https://cert.vde.com/en-us/advisories/vde-2021-027

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