Data collection for dowloading leads into buffer overflow

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Summary

CVECVE-2023-7339
StatePUBLISHED
AssignerSofting
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-27 11:16:01 UTC
Updated2026-03-30 13:26:29 UTC
DescriptionStack-based buffer overflow vulnerability in Softing Industrial Automation GmbH gateways allows overflow buffers. This issue affects pnGate: through 1.30 epGate: through 1.30 mbGate: through 1.30 smartLink HW-DP: through 1.30 smartLink HW-PN: through 1.01.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from 10de8ef9-5c89-4b17-8228-e97b74acf4bd

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

EPSS: 0.000440000 probability, percentile 0.136660000 (date 2026-04-02)

Problem Types: CWE-121 | CWE-121 CWE-121 Stack-based Buffer Overflow

VersionSourceTypeScoreSeverityVector
3.110de8ef9-5c89-4b17-8228-e97b74acf4bdSecondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1CNACVSS6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Softing PnGate affected 1.30 custom Not specified
CNA Softing PnGate unaffected 1.34 custom Not specified
CNA Softing EpGate affected 1.30 custom Not specified
CNA Softing MbGate affected 1.30 custom Not specified
CNA Softing SmartLink HW-DP affected 1.30 custom Not specified
CNA Softing SmartLink HW-DP unaffected 1.31 custom Not specified
CNA Softing SmartLink HW-PN affected 1.01 custom Not specified
CNA Softing SmartLink HW-PN unaffected 1.02 custom Not specified

References

ReferenceSourceLinkTags
industrial.softing.com/fileadmin/psirt/downloads/2023/CVE-2023-7339.json 134c704f-9b21-4f2e-91b3-4a467353bcc0 industrial.softing.com
industrial.softing.com/fileadmin/psirt/downloads/2023/CVE-2023-7339.html 134c704f-9b21-4f2e-91b3-4a467353bcc0 industrial.softing.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: pnGate: fixed with 1.34

CNA: smartLink HW-DP: fixed with 1.31 smartLink HW-PN: fixed with 1.02

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