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Fencer Vulns
medium 6.3

CVE-2023-29444 json

Uncontrolled Search Path Element in PTC's Kepware KEPServerEX

published 2024-01-10 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33013

cvss
6.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits
0
none known

Summary

An uncontrolled search path element vulnerability (DLL hijacking) has been discovered that could allow a locally authenticated adversary to escalate privileges to SYSTEM. Alternatively, they could host a trojanized version of the software and trick victims into downloading and installing their malicious version to gain initial access and code execution.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-243-03 updated cvss 6.3

PTC Kepware KepServerEX (Update A)

  • PTC Kepware KepServerEX <=6.14.263.0 PTC ThingWorx Industrial Connectivity >=8.0, =<8.5 PTC ThingWorx Kepware Server <=6.14.263.0
    affected: mitigation “PTC is aware of these vulnerabilities and is developing patches to address them. PTC expects these issues to be addressed by November 2023. This advisory will be updated when these patches are ready.” ptc.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
17 mo ago

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

  • PTC Kepware KEPServerEX
  • PTC ThingWorx Kepware Server
  • PTC ThingWorx Industrial Connectivity

Classification

Weakness
  • CWE-427 Uncontrolled Search Path Element

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.