What is CVE-2021-34561?

CVE-2021-34561 is a high-severity vulnerability in Phoenix Contact 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.

Vulnerability in Phoenix Contact 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 restrictio…

EPSS: 0.003 (56.4th percentile) — read the EPSS interpretation.

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.

Affected products

Phoenix Contact Wha-gw-f2d2-0-as- Z2-eth — versions 3.0.8
Phoenix Contact Wha-gw-f2d2-0-as- Z2-eth.eip — versions 3.0.8

Weakness classification (CWE)

CWE-350

References

cert.vde.com/en-us/advisories/vde-2021-027 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2021-34561?: CVE-2021-34561 is a high-severity vulnerability in Phoenix Contact 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.