CVE-2023-7339

Data collection for dowloading leads into buffer overflow

MEDIUM
6.5
CVSS Score
Published: March 27, 2026 at 10:53 AM UTC
Updated: June 17, 2026 at 06:52 AM UTC
5 products affected across 1 vendorSmartlink Hw DpsmartLink HW-PNepGate

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Stack-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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 1.30
Vendor states this is fixed in 1.31 (unaffected)
v ≤ 1.30
v ≤ 1.30
v ≤ 1.30
Vendor states this is fixed in 1.34 (unaffected)
v ≤ 1.01
Vendor states this is fixed in 1.02 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMSofting
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-121

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