A vulnerability has been identified in JT Open (All versions < V11.2.3.0), JT Utilities (All versions < V13.2.3.0), Parasolid V34.0 (All ve…

published 2023-02-14 3 y ago modified 2026-10-23 16 d ago also EUVD-2022-50670

cvss: 7.8; 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 13%
public exploits: 0; none known

A vulnerability has been identified in JT Open (All versions < V11.2.3.0), JT Utilities (All versions < V13.2.3.0), Parasolid V34.0 (All versions < V34.0.252), Parasolid V34.1 (All versions < V34.1.242), Parasolid V35.0 (All versions < V35.0.170), Parasolid V35.1 (All versions < V35.1.150). The affected application contains a stack overflow vulnerability while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process.

Patch / fix

fixed in 3

siemens jt_open_toolkit 11.2.3.0
siemens jt_utilities 11.2.3.0
siemens parasolid 34.0.252, 34.1.242, 35.0.170, 35.1.150

Vendor advisories

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

cisa ICSA-23-047-12 updated 2023-02-14 cvss 7.8

Siemens JT Open, JT Utilities, and Parasolid

Siemens JT Open <V11.2.3.0
affected: fixed in V11.2.3.0, workaround support.sw.siemens.com
Siemens JT Utilities <V13.2.3.0
affected: fixed in V13.2.3.0, workaround support.sw.siemens.com
Siemens Parasolid V34.0 <V34.0.252
affected: fixed in V34.0.252, workaround support.sw.siemens.com
Siemens Parasolid V34.1 <V34.1.242
affected: fixed in V34.1.242, workaround support.sw.siemens.com
Siemens Parasolid V35.0 <V35.0.170
affected: fixed in V35.0.170, workaround support.sw.siemens.com
Siemens Parasolid V35.1 <V35.1.150
affected: fixed in V35.1.150, workaround support.sw.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 19 mo ago (2025-03-20)

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Siemens JT Open
Siemens JT Utilities
Siemens Parasolid V34.0
Siemens Parasolid V34.1
Siemens Parasolid V35.0
Siemens Parasolid V35.1

Classification

Weakness

CWE-121 Stack-based Buffer Overflow

References

cert-portal.siemens.com /productcert/pdf/ssa-836777.pdf
vendor-advisory

Sources

CVE List CVE-2022-47936
NVD CVE-2022-47936

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.

Summary