High severity · published Apr 5, 2018
CVE-2017-12088
An exploitable denial of service vulnerability exists in the Ethernet functionality of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and below
7.5
CVSS
4.6%
EPSS
No
On KEV
Description
An exploitable denial of service vulnerability exists in the Ethernet functionality of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and below. A specially crafted packet can cause a device power cycle resulting in a fault state and deletion of ladder logic. An attacker can send one unauthenticated packet to trigger this vulnerability
CVSS vector
CVSS:3.0/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)4.6% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
M1
Micrologix 1400 B Firmware · Rockwellautomation
through 21.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-12088
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-12088
Exploit
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0440
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