CVE-2020-28185

MEDIUMNVD 5.39.0▲Elevated

5.3

User Enumeration vulnerability in TerraMaster TOS <= 4.2.06 allows remote unauthenticated attackers to identify valid users within the system via the username parameter to wizard/initialise.php.

CVSS v3: 5.3
EG Score: 9.0(high)
EPSS: 99.5%
KEV: Not listed

Published

December 24, 2020

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
cve@mitrehttps://www.terra-master.com/
af854a3a-2127-422b-91ae-364da2661108https://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
af854a3a-2127-422b-91ae-364da2661108https://www.terra-master.com/

Data Freshness Timeline

(refreshed 5× in last 7d / 16× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-31 00:15 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-27 13:39 UTCEPSS rescore
2026-05-26 23:02 UTCEG score recompute
2026-05-26 23:02 UTCGHSA enrichment
2026-05-24 12:51 UTCOSV refresh

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Nucleihttp/cves/2020/CVE-2020-28185.yaml
First seen Jan 1, 2020
TerraMaster TOS < 4.2.06 - User Enumeration
Open source ↗

Frequently asked(5)

What is CVE-2020-28185?

CVE-2020-28185 is a medium vulnerability published on December 24, 2020. User Enumeration vulnerability in TerraMaster TOS <= 4.2.06 allows remote unauthenticated attackers to identify valid users within the system via the username parameter to wizard/initialise.php.

When was CVE-2020-28185 disclosed?

CVE-2020-28185 was first published in the National Vulnerability Database on December 24, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-28185 actively exploited?

CVE-2020-28185 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-28185?

CVE-2020-28185 has a CVSS v3 base score of 5.3 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

How do I remediate CVE-2020-28185?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-28185, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-28185

Explore →

Is Your Infrastructure Affected by CVE-2020-28185?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2020-28185

📅 Published

🔄 Last Modified

🔗 References (4)