High severity · published Jul 12, 2023
CVE-2023-3596
Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting…
7.5
CVSS
3.7%
EPSS
No
On KEV
Description
Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting the target system through maliciously crafted CIP messages.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.7% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
1F
1756-en4tr Firmware · Rockwellautomation
All versions, or not specified · source: NVD
1F
1756-en4trk Firmware · Rockwellautomation
All versions, or not specified · source: NVD
1F
1756-en4trxt Firmware · Rockwellautomation
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-3596
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-3596
Permissions Required
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010
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