High severity · published Aug 31, 2021
CVE-2021-33555
In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.7 the filename parameter is vulnerable to unauthenticated path traversal attacks, enabling read access to arbitrary files on the…
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
In PEPPERL+FUCHS WirelessHART-Gateway <= 3.0.7 the filename parameter is vulnerable to unauthenticated path traversal attacks, enabling read access to arbitrary files on the server.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WZ
Wha-gw-f2d2-0-as- Z2-eth.eip Firmware · Pepperl-fuchs
through 3.0.7 · source: NVD
WF
Wha-gw-f2d2-0-as-z2-eth Firmware · Pepperl-fuchs
through 3.0.7 · source: NVD
Affected product
WZ
Wha-gw-f2d2-0-as- Z2-eth.eip Firmware
Pepperl-fuchs
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-33555
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-33555
Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2021-027
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