# CVE-2024-6981 — OMNTEC Proteus Tank Monitoring

> As of 2024-09-27, CVE-2024-6981 is a CRITICAL-severity vulnerability in OMNTEC Proteus Tank Monitoring, CVSS v3.1 9.8, EPSS 0.5% (46.3th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2024-6981, most recently “Active Exploitation of Internet-Exposed Automatic Tank Gauge (ATG) Systems in U.S. Critical Infrastructure — CISA/FBI/NSA/DOE Joint Advisory (CVE-2025-58428, Veeder-Root TLS4B & Multi-Vendor ATG Flaws)”.

**Last updated:** 2024-09-27

## What is CVE-2024-6981?

OMNTEC Proteus Tank Monitoring OEL8000III Series could allow an attacker to perform administrative actions without proper authentication.

The record classifies CVE-2024-6981 under weakness class [CWE-306](https://intel.threadlinqs.com/cwe/CWE-306). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 756 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 9.8 — CRITICAL (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **CVSS v4.0 base score:** 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **EPSS (FIRST):** 0.5% probability of exploitation in the next 30 days, higher than 46.3% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 8.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2024-09-27

## Is CVE-2024-6981 being exploited?

Weaponised exploit code for CVE-2024-6981 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 25 in the Threadlinqs vulnerability feed.

- [trickest/cve](https://github.com/trickest/cve/blob/main/2024/CVE-2024-6981.md) (trickest)

## Affected products and versions

- **OMNTEC**: Proteus Tank Monitoring

## How to fix CVE-2024-6981

No vendor patch reference has been recorded for CVE-2024-6981 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2024-6981

1 tracked threat in the Threadlinqs corpus references CVE-2024-6981, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Active Exploitation of Internet-Exposed Automatic Tank Gauge (ATG) Systems in U.S. Critical Infrastructure — CISA/FBI/NSA/DOE Joint Advisory (CVE-2025-58428, Veeder-Root TLS4B & Multi-Vendor ATG Flaws)](https://intel.threadlinqs.com/threat/TL-2026-0708) — HIGH · 2026-06-07

## Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [cisa.gov](https://www.cisa.gov/news-events/ics-advisories/icsa-24-268-06)

Canonical: https://intel.threadlinqs.com/cve/CVE-2024-6981
Full detection coverage and IOCs for threats exploiting CVE-2024-6981 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp