CVE-2019-20085VulnerabilityPublished 11/03/2021Updated 10/24/2026

CVE-2019-20085: TVT NVMS-1000 Directory Traversal Vulnerability

Affects TVT NVMS-1000Source CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 11/03/2021
KEV deadline: 05/03/2022
EPSS: 96.1% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2019-20085 (opens in a new tab)

Description

TVT NVMS-1000 software contains a directory traversal vulnerability that allows attackers to access unauthorized directories via crafted GET /.. requests. This vulnerability has been exploited in the wild and is considered high severity.

Summary

CVE-2019-20085 is a directory traversal vulnerability in TVT devices running NVMS-1000 software. The flaw allows an attacker to manipulate GET requests containing directory traversal sequences (/..) to access files and directories outside the intended scope. This vulnerability has been confirmed to be exploited in the wild, indicating active threat usage. No specific affected versions or patch information is provided in the available data.

Impact

Successful exploitation of this vulnerability can lead to unauthorized access to sensitive files on the affected device, potentially exposing confidential information or enabling further attacks. The presence of known exploitation in the wild increases the risk to affected systems.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to the NVMS-1000 interface and monitor for suspicious GET requests containing directory traversal patterns.

Weaknesses

CWE-22Path Traversal (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 08:43:16 UTC

Weaknesses

References

Related threats