CVE-2017-14470
CVSS v3
9.8
CRITICAL
Score EPSS
38.0 %
probabilité d’exploitation au 2026-10-05
CISA KEV
Non
exploitation connue
Exploitation
—
statut SSVC
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 or RUN Description: The value 0xffffffff is considered NaN for the Float data type. When a float is set to this value and used in the PLC, a fault is triggered. NOTE: This is not possible through RSLogix.
Détails techniques
- Publiée le
- 2018-04-05
Questions fréquentes
Qu’est-ce que CVE-2017-14470 ?
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 or RUN Description: The value 0xffffffff is considered NaN for the Float data type. When a float is set to this value and used in the PLC, a fault is triggered. NOTE: This is not possible through RSLogix.
CVE-2017-14470 est-elle activement exploitée ?
Aucune exploitation active de CVE-2017-14470 n’est confirmée. Son score EPSS était de 38.0 % au 2026-10-05, soit la probabilité estimée d’exploitation dans les 30 prochains jours.
Quel est le score CVSS de CVE-2017-14470 ?
CVE-2017-14470 a un score de base CVSS v3 de 9.8 (gravité CRITICAL).
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Autres vulnérabilités 2017 à trier
Classées par probabilité d’exploitation (EPSS).