CVE-2022-47977

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-14 · updated 2026-10-24
Weakness: CWE-119

Description

A vulnerability has been identified in JT Open (All versions < V11.2.3.0), JT Utilities (All versions < V13.2.3.0). The affected application contains a memory corruption vulnerability while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process.

Affected products

Siemens Jt Open Toolkit: before 11.2.3.0 — fixed in 11.2.3.0
Siemens JT Utilities: before 11.2.3.0 — fixed in 11.2.3.0

How to fix

Upgrade to a fixed version: Siemens Jt Open Toolkit 11.2.3.0; Siemens JT Utilities 11.2.3.0. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-836777.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-836777.pdf

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