PatchTheCVECVE-2019-7276: Optergy Proton/Enterprise devices allow Remote Root Code Execution via a Backdoor Console.
CVE-2019-7276 is a critical-severity flaw (CVSS 9.8) affecting enterprise, proton. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Optergy Proton/Enterprise devices allow Remote Root Code Execution via a Backdoor Console.
Why this priority
- Critical severity
- EPSS top 1%: very likely to be exploited
- Public exploit reference
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 9.8 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 93.4% (top 1%) |
| CISA exploited list | No |
| Published | 2019-07-01 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
- Exploit-DB: Optergy 2.3.0a - Remote Code Execution (Backdoor)
- Metasploit: Optergy Proton and Enterprise BMS Command Injection using a backdoor
- Nuclei scan template: Optergy Proton/Enterprise - Unauthenticated RCE via Backdoor Console
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2019-7276?
enterprise: upgrade to newer than 2.3.0a; proton: upgrade to newer than 2.3.0a. Exact commands for each OS are on this page.
Is CVE-2019-7276 being exploited?
CVE-2019-7276 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2019-7276 affect?
CVE-2019-7276 affects enterprise, proton. Severity is critical (CVSS 9.8). Optergy Proton/Enterprise devices allow Remote Root Code Execution via a Backdoor Console.
How urgent is CVE-2019-7276?
Priority 69/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action
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