Vulnerability Monitor

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CVE-2015-3977

Buffer overflow in Schneider Electric IMT25 Magnetic Flow DTM before 1.500.004 for the HART Protocol allows remote authenticated users to execute arbitrary code or cause a denial of service (memory corruption) via a crafted HART reply.

Security Impact Summary

CVE-2015-3977 is a security vulnerability that . Impacting 1 product from schneider-electric organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-11-15T03:59:00.123

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.7 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:S/C:C/I:C/A:C

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

5.1

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	schneider-electric	imt25_magnetic_flow_dtm	≤ 1.500.000	Yes

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2015-215-01 Vendor Advisory ([email protected])
https://ics-cert.us-cert.gov/advisories/ICSA-15-223-01 Third Party Advisory, US Government Resource ([email protected])
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2015-215-01 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://ics-cert.us-cert.gov/advisories/ICSA-15-223-01 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For schneider-electric's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.