SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2019-20085

TVT NVMS-1000 Directory Traversal Vulnerability

KEVEXPLOITHIGH 7.5EPSS 96.1%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 3 May 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

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

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
96.07% probability · 100th percentile
Public exploits
1 in Exploit-DB · first 13 April 2020
CISA KEV
Listed 3 November 2021 · due 3 May 2022
Weakness
CWE-22
Affected
tvt/nvms-1000 firmware
Source
cve@mitre.org
EPSS trend
0%50%100%30 October 2026: 96.07%30 October 202630 October 2026

EPSS 96.1% since 30 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-20085

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-48311source ↗TVT NVMS 1000 - Directory Traversalhardware · Mohin Paramasivamwebapps13 April 2020no

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.