How severe is CVE-2020-7583?

CVE-2020-7583 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-7583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-7583?

CVE-2020-7583 affects Siemens Automation License Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-7583?

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-2020-7583 published?

CVE-2020-7583 was published on 2020-08-14 and last updated on 2026-06-17.

CVE-2020-7583

CVE-2020-7583 is a high-severity vulnerability in Siemens Automation License Manager with a CVSS 3.x base score of 7.8. 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-863.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Siemens Automation License Manager
Published: 2020-08-14
Last modified: 2026-06-17

Description

A vulnerability has been identified in Automation License Manager 5 (All versions), Automation License Manager 6 (All versions < V6.0.8). The application does not properly validate the users' privileges when executing some operations, which could allow a user with low permissions to arbitrary modify files that should be protected against writing.

Frequently asked questions

What is CVE-2020-7583?: A vulnerability has been identified in Automation License Manager 5 (All versions), Automation License Manager 6 (All versions < V6.0.8). The application does not properly validate the users' privileges when executing some operations, which could allow a user with low permissions to arbitrary modify files that should be protected against writing.
How severe is CVE-2020-7583?: CVE-2020-7583 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-7583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-7583?: CVE-2020-7583 affects Siemens Automation License Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-7583?: 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-2020-7583 published?: CVE-2020-7583 was published on 2020-08-14 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-388646.pdf

Affected products (1)

cpe:2.3:a:siemens:automation_license_manager:*:*:*:*:*:*:*:*

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