What is CVE-2020-15790?

CVE-2020-15790 is a medium-severity vulnerability in Siemens Spectrum Power 4, classified under CWE-548. CVSS score: 5.3/10. Published 2020-09-09.

How severe is CVE-2020-15790?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2020-15790 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Siemens Spectrum Power 4

CVE-2020-15790

A vulnerability has been identified in Spectrum Power 4 (All versions < V4.70 SP8). If configured in an insecure manner, the web server might be susceptible to a directory listing attack.

Published 2020-09-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Siemens Spectrum Power 4 — versions 4.70
Siemens Ag Spectrum Power 4 — versions All versions < V4.70 SP8

Weakness classification (CWE)

Public proof-of-concept exploits

404notf0und/CVE-Flow

References

cert-portal.siemens.com/productcert/pdf/ssa-568969.pdf (Vendor Advisory)

Frequently asked questions

What is CVE-2020-15790?: CVE-2020-15790 is a medium-severity vulnerability in Siemens Spectrum Power 4, classified under CWE-548. CVSS score: 5.3/10. Published 2020-09-09.
How severe is CVE-2020-15790?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-15790 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.