What is CVE-2019-20085?

CVE-2019-20085 is a high-severity vulnerability in Tvt Nvms-1000, classified under Path Traversal. CVSS score: 7.5/10. Published 2019-12-30.

How severe is CVE-2019-20085?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2019-20085 known to be exploited?

Yes. CVE-2019-20085 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 32 public proof-of-concept repositories are indexed.

Path Traversal in Tvt Nvms-1000

CVE-2019-20085

TVT NVMS-1000 devices allow GET /.. Directory Traversal

Vulnerability class: Path Traversal (Directory Traversal)

Published 2019-12-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.961 (99.9th percentile), scored 2026-10-14.

Very high probability of exploitation in the next 30 days — among the top 0.1% most-likely-to-be-exploited CVEs. 100th percentile — 99.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.961 · newest: 0.961 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-22 — Path Traversal

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-11-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-05-03.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

www.exploit-db.com/exploits/47774 (Exploit, VDB Entry, Third Party Advisory)
packetstormsecurity.com/files/157196/TVT-NVMS-1000-Directory-Traversal.html (Exploit, VDB Entry, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2019-20085?: CVE-2019-20085 is a high-severity vulnerability in Tvt Nvms-1000, classified under Path Traversal. CVSS score: 7.5/10. Published 2019-12-30.
How severe is CVE-2019-20085?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2019-20085 known to be exploited?: Yes. CVE-2019-20085 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 32 public proof-of-concept repositories are indexed.