CVE-2023-29446

Improper Input Validation in PTC's Kepware KEPServerEX

MEDIUM
4.7
CVSS Score
Published: January 10, 2024 at 08:21 PM UTC
Updated: June 17, 2026 at 05:50 AM UTC
3 products affected across 1 vendorThingWorx Kepware ServerThingWorx Industrial ConnectivityKepware KEPServerEX

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

An improper input validation vulnerability has been discovered that could allow an adversary to inject a UNC path via a malicious project file. This allows an adversary to capture NLTMv2 hashes and potentially crack them offline.

Affected

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

v ≤ 6.14.263.06.0.2107.0 ≤ v ≤ 6.14.263.0
v ≤ 6.14.263.06.8 ≤ v ≤ 6.14.263.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

4.7MEDIUMDragos
Attack Vector
LOCAL
Complexity
HIGH
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-40CWE-20

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