Vulnerability in Pepperl-Fuchs Wha-Gw-F2d2-0-As-Z2-Eth

CVE-2021-34561

In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.8 serious issue exists, if the application is not externally accessible or uses IP-based access restrictions. Attackers can use DNS Rebinding to bypass any IP or firewall based access restrictions that may be in place, by proxying through their target's browser.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-34561: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-34561?
CVE-2021-34561 is a high-severity vulnerability in Pepperl-Fuchs Wha-Gw-F2d2-0-As-Z2-Eth, classified under CWE-350. CVSS score: 7.5/10. Published 2021-08-31.
How severe is CVE-2021-34561?
High severity. CVSS v3 base score is 7.5 out of 10.