What is CVE-2021-44442?

CVE-2021-44442 is a high-severity vulnerability in Siemens Jt_open_toolkit, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-12-14.

How severe is CVE-2021-44442?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Siemens Jt_open_toolkit

CVE-2021-44442

A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specia…

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Siemens Jt_open_toolkit
Siemens Jttk — versions All versions < V11.1.1.0
Siemens Jt Utilities — versions All versions < V13.1.1.0
Siemens Jt_utilities

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

productcert@siemens.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-44442?: CVE-2021-44442 is a high-severity vulnerability in Siemens Jt_open_toolkit, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-12-14.
How severe is CVE-2021-44442?: High severity. CVSS v3 base score is 7.8 out of 10.