How severe is CVE-2021-44009?

CVE-2021-44009 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-44009 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44009?

CVE-2021-44009 primarily affects Siemens Jt2go. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-44009?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-44009 published?

CVE-2021-44009 was published on 2021-12-14 and last updated on 2026-06-17.

CVE-2021-44009

CVE-2021-44009 is a medium-severity vulnerability in Siemens Jt2go with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Siemens Jt2go
Published: 2021-12-14
Last modified: 2026-06-17

Description

A vulnerability has been identified in JT2Go (All versions < V13.2.0.5), Teamcenter Visualization (All versions < V13.2.0.5). The Tiff_Loader.dll is vulnerable to an out of bounds read past the end of an allocated buffer when parsing TIFF files. An attacker could leverage this vulnerability to leak information in the context of the current process.

Frequently asked questions

What is CVE-2021-44009?: A vulnerability has been identified in JT2Go (All versions < V13.2.0.5), Teamcenter Visualization (All versions < V13.2.0.5). The Tiff_Loader.dll is vulnerable to an out of bounds read past the end of an allocated buffer when parsing TIFF files. An attacker could leverage this vulnerability to leak information in the context of the current process.
How severe is CVE-2021-44009?: CVE-2021-44009 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-44009 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44009?: CVE-2021-44009 primarily affects Siemens Jt2go. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-44009?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-44009 published?: CVE-2021-44009 was published on 2021-12-14 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-595101.pdf

Affected products (2)

cpe:2.3:a:siemens:jt2go:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:teamcenter_visualization:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Jt2go

CVE-2020-26996 — High (CVSS 8.8): A vulnerability has been identified in JT2Go (All versions < V13.1.0), Teamcenter Visualization (All versions <…
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CVE-2020-26991 — High (CVSS 8.8): A vulnerability has been identified in JT2Go (All versions < V13.1.0.2), Teamcenter Visualization (All versions <…
CVE-2020-26990 — High (CVSS 8.8): A vulnerability has been identified in JT2Go (All versions < V13.1.0.1), Teamcenter Visualization (All versions <…
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Other CWE-125 (Out-of-bounds Read) vulnerabilities

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CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

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