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CVE-2025-3947

Integer underflow during processing of short network packets in CDA FTEB responder PUBLISHED

Description (CNA)

The Honeywell Experion PKS contains an Integer Underflow vulnerability in the component Control Data Access (CDA). An attacker could potentially exploit this vulnerability, leading to Input Data Manipulation, which could result in improper integer data value checking during subtraction leading to a denial of service. Honeywell recommends updating to the most recent version of Honeywell Experion PKS:520.2 TCU9 HF1 and 530.1 TCU3 HF1. The affected Experion PKS products are C300 PCNT02, C300 PCNT05, FIM4, FIM8, UOC, CN100, HCA, C300PM, and C200E. The Experion PKS versions affected are from 520.1 through 520.2 TCU9 and from 530 through 530 TCU3.

Affected (CNA)

Vendor / productVersions
Honeywell / C300 PCNT02affected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / C300 PCNT05affected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / FIM4affected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / FIM8affected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / UOCaffected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / CN100affected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / HCAaffected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / C300PMaffected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3
Honeywell / C200Eaffected 520.1 through 520.2 TCU9; affected 530 through 530 TCU3

CWE

CWE-191

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.