CVE-2019-20085
HIGHCVE-2019-20085 is a high-severity (CVSS 7.5) Path Traversal vulnerability. It is in CISA's Known Exploited Vulnerabilities catalog (added 2021-11-03) — treat it as actively exploited and patch now. No vendor fix is recorded yet; mitigation options are listed below.
TVT NVMS-1000 devices allow GET /.. Directory Traversal
Exploitation Status
Actively exploited in the wild
- Confirmed by CISA's Known Exploited Vulnerabilities catalog on 2021-11-03. Federal agencies were required to remediate by 2022-05-03.
- CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
Exploitation and automatability from CISA (KEV catalog and SSVC triage) for CVE-2019-20085.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
CVE-2019-20085 by exploitation likelihood (EPSS) against impact (CVSS). In the shaded patch-first corner (EPSS 50%+, CVSS 7.0+).
Where this sits among everything scored
Of 394,415 CVEs with a current EPSS score, this one falls in the ≥ 90% band (highlighted). Counts from FIRST.org, log-scaled.
Description
TVT NVMS-1000 devices allow GET /.. Directory Traversal
Affected Products
nvms-1000 firmwaretvtResearch use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
TVT NVMS 1000 - Directory Traversal
by Mohin Paramasivam · Apr 13, 2020
Detection & mitigation playbook
VulnerabilityDetect
Identify every host running the affected component and compare the installed build against the fixed version below — for source-built or distro-packaged software the version string, not a lockfile, is the source of truth (`dpkg -l`, `rpm -q`, or the binary's own `--version`).
Remediation status
No fixed release is recorded for CVE-2019-20085 yet. Track the upstream advisory, and apply the exposure-reduction steps below in the meantime.
Mitigate without a patch
Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.
How to detect CVE-2019-20085
A community-maintained Nuclei template exists for this CVE. You can scan for it directly:
nuclei -id cve-2019-20085 -u https://target- Template
- TVT NVMS 1000 - Local File Inclusion
- Severity
- high
- Impact
- An attacker can exploit this vulnerability to gain unauthorized access to sensitive information stored on the system.
- Remediation
- Apply the latest security patches or updates provided by the vendor to fix the local file inclusion vulnerability in TVT NVMS 1000 software.
Template by ProjectDiscovery nuclei-templates (daffainfo), MIT licensed. View the full template. Scan only systems you are authorised to test.
Frequently Asked Questions
Is CVE-2019-20085 in your dependencies?
Find it across , including transitive dependencies.