CVE-2023-29446

Name: CVE-2023-29446
Creator: NVD / NIST
Published: 2024-01-10T21:15:08.603+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2023-29446 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. 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.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.21%

11.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ptc	Kepware Kepserverex	>= 6.0.2107.0, <= 6.14.263.0
Ptc	Thingworx Kepware Server	>= 6.8, <= 6.14.263.0
Ptc	Thingworx Industrial Connectivity	>= 8.0, <= 8.5

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-243-03Third Party Advisory, US Government Resource
https://www.dragos.com/advisory/ptcs-kepserverex-vulnerabilities/Third Party Advisory
https://www.ptc.com/en/support/article/cs399528Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-23-243-03Third Party Advisory, US Government Resource
https://www.dragos.com/advisory/ptcs-kepserverex-vulnerabilities/Third Party Advisory
https://www.ptc.com/en/support/article/cs399528Vendor Advisory

Timeline

Published: Jan 10, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-29446?

How severe is CVE-2023-29446?

CVE-2023-29446 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2023-29446?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-29446?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST