How severe is CVE-2020-25244?

CVE-2020-25244 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-25244 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25244?

CVE-2020-25244 affects Siemens Logo! Soft Comfort. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25244?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-25244 published?

CVE-2020-25244 was published on 2021-04-22 and last updated on 2026-06-17.

CVE-2020-25244

CVE-2020-25244 is a high-severity vulnerability in Siemens Logo! Soft Comfort with a CVSS 3.x base score of 8.4. 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-427.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v2: 7.2
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Siemens Logo! Soft Comfort
Published: 2021-04-22
Last modified: 2026-06-17

Description

A vulnerability has been identified in LOGO! Soft Comfort (All versions < V8.4). The software insecurely loads libraries which makes it vulnerable to DLL hijacking. Successful exploitation by a local attacker could lead to a takeover of the system where the software is installed.

Frequently asked questions

What is CVE-2020-25244?: A vulnerability has been identified in LOGO! Soft Comfort (All versions < V8.4). The software insecurely loads libraries which makes it vulnerable to DLL hijacking. Successful exploitation by a local attacker could lead to a takeover of the system where the software is installed.
How severe is CVE-2020-25244?: CVE-2020-25244 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-25244 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25244?: CVE-2020-25244 affects Siemens Logo! Soft Comfort. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25244?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-25244 published?: CVE-2020-25244 was published on 2021-04-22 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-983300.pdf

Affected products (1)

cpe:2.3:a:siemens:logo\!_soft_comfort:*:*:*:*:*:*:*:*

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