What is CVE-2020-37120?

CVE-2020-37120 is a critical-severity vulnerability in Rubo Medical Imaging Dicom Viewer, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-02-05.

How severe is CVE-2020-37120?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Rubo Medical Imaging Dicom Viewer

CVE-2020-37120

Rubo DICOM Viewer 2.0 contains a buffer overflow vulnerability in the DICOM server name input field that allows attackers to overwrite Structured Exception Handler (SEH). Attackers can craft a malicious text file with carefully constructed payload to execute arbitrary code by overwriting SEH and triggering remote code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (37.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Rubo Medical Imaging Dicom Viewer — versions 2.0

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-37120?: CVE-2020-37120 is a critical-severity vulnerability in Rubo Medical Imaging Dicom Viewer, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-02-05.
How severe is CVE-2020-37120?: Critical severity. CVSS v3 base score is 9.8 out of 10.