Medium severity · published May 24, 2021
CVE-2021-21001
On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher…
6.5
CVSS
1.1%
EPSS
No
On KEV
Description
On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher privileges.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
7F
750-8202 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8203 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8204 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8206 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8207 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8208 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8210 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8211 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8212 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8213 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8214 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
7F
750-8216 Firmware · Wago
before 03.06.19_\(18\) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-21001
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-21001
Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2021-014
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