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CVE-2021-34561

HIGH
Published 2021-08-31T10:32:56.470840Z
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Expert Analysis

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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.265
Higher than 26.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Phoenix Contact

WHA-GW-F2D2-0-AS- Z2-ETH

Affected Versions:

3.0.8
Phoenix Contact

WHA-GW-F2D2-0-AS- Z2-ETH.EIP

Affected Versions:

3.0.8

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-9fh3-r25p-cgrm

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-34561
WEB https://cert.vde.com/en-us/advisories/vde-2021-027

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: September 30, 2022

References

https://cert.vde.com/en-us/advisories/vde-2021-027
Published: 2021-08-31T10:32:56.470840Z
Last Modified: 2024-09-17T01:56:32.573Z
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