CVE & CISA-KEV Catalog

CVE-2025-8007

MEDIUM
6.5
CVSS v3
NVD

Description

A security issue exists in the protected mode of 1756-EN4TR and 1756-EN2TR communication modules, where a Concurrent Forward Close operation can trigger a Major Non-Recoverable (MNFR) fault. This condition may lead to unexpected system crashes and loss of device availability.

CWE-20Improper Input Validation

How to fix

Remediation Available
1756-en2tr series a firmwareNVD
Affected:< 7.001Fixed in:7.001CVE-2025-8007derived from NVD
1756-en2tr series b firmwareNVD
Affected:< 7.001Fixed in:7.001CVE-2025-8007derived from NVD
1756-en2tr series c firmwareNVD
Affected:< 7.001Fixed in:7.001CVE-2025-8007derived from NVD
1756-en4tr firmwareNVD
Affected:< 7.001Fixed in:7.001CVE-2025-8007derived from NVD
1756-en4trxt firmwareNVD
Affected:< 7.001Fixed in:7.001CVE-2025-8007derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.24%probability of exploitation in 30 days
15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-3400Critical10.0100%KEV + Ransom-
CVE-2021-45105Medium5.9100%-Fix
CVE-2021-44228Critical10.0100%KEV + RansomFix
CVE-2021-21985Critical9.8100%KEV + RansomFix
CVE-2018-7600Critical9.8100%KEV + RansomFix
CVE-2020-3452High7.5100%KEVFix
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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-09-17.