CVE-2021-34561
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductPepperl-fuchs Wha-gw-f2d2-0-as-z2-eth Firmware
PublishedAug 31, 2021
First seenAug 31, 2021
Weakness typeCWE-350CWE-350
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| pepperl-fuchs wha-gw-f2d2-0-as-z2-eth_firmware | v ≤ 3.0.8 | — |
| pepperl-fuchs wha-gw-f2d2-0-as-z2-eth.eip_firmware | v ≤ 3.0.8 | — |
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