8.8
CVE-2021-34561
- EPSS 0.12%
- Published 31.08.2021 11:15:07
- Last modified 21.11.2024 06:10:41
- Source info@cert.vde.com
- Teams watchlist Login
- Open Login
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.
Data is provided by the National Vulnerability Database (NVD)
Pepperl-fuchs ≫ Wha-gw-f2d2-0-as-z2-eth Firmware Version <= 3.0.8
Pepperl-fuchs ≫ Wha-gw-f2d2-0-as-z2-eth.Eip Firmware Version <= 3.0.8
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.12% | 0.32 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 8.8 | 2.8 | 5.9 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
|
| nvd@nist.gov | 6.8 | 8.6 | 6.4 |
AV:N/AC:M/Au:N/C:P/I:P/A:P
|
| info@cert.vde.com | 7.5 | 1.6 | 5.9 |
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
|
CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action
The product performs reverse DNS resolution on an IP address to obtain the hostname and make a security decision, but it does not properly ensure that the IP address is truly associated with the hostname.