CRITICAL

CVE-2017-14466

CVSS v3

9.8

CRITICAL

EPSS Score

42.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

An exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a read or write operation resulting in disclosure of sensitive information, modification of settings, or modification of ladder logic. An attacker can send unauthenticated packets to trigger this vulnerability. Required Keyswitch State: REMOTE or PROG Description: The filetype 0x03 allows users write access, allowing the ability to overwrite the Master Password value stored in the file.

Technical details

Published
4/5/2018

Frequently asked questions

What is CVE-2017-14466?

An exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a read or write operation resulting in disclosure of sensitive information, modification of settings, or modification of ladder logic. An attacker can send unauthenticated packets to trigger this vulnerability. Required Keyswitch State: REMOTE or PROG Description: The filetype 0x03 allows users write access, allowing the ability to overwrite the Master Password value stored in the file.

Is CVE-2017-14466 actively exploited?

Active exploitation of CVE-2017-14466 has not been confirmed. The EPSS score is 42.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-14466?

CVE-2017-14466 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2017-14466 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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