CVE-2023-29155: Versions of INEA ME RTU firmware 3.36b and prior do not require authentication to the "root" account on the ho

Q: How do I fix CVE-2023-29155?

me rtu firmware: upgrade to 3.37. Exact commands for each OS are on this page.

Q: Is CVE-2023-29155 being exploited?

CVE-2023-29155 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-29155 affect?

CVE-2023-29155 affects me rtu firmware. Severity is critical (CVSS 9.8). Versions of INEA ME RTU firmware 3.36b and prior do not require authentication to the "root" account on the host system of the device. This could allow an attacker to obtain admin-level access to the host system.

Q: How urgent is CVE-2023-29155?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-29155 is a critical-severity flaw (CVSS 9.8) affecting me rtu firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Versions of INEA ME RTU firmware 3.36b and prior do not require authentication to the "root" account on the host system of the device. This could allow an attacker to obtain admin-level access to the host system.

Why this priority

Critical severity
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	0.9% (top 42%)
CISA exploited list	No
Weakness	CWE-287
Published	2023-11-20
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: inea

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-11-20 17:15 UTCPublished CVE record published
2026-06-17 05:49 UTCUpdated Record last modified

inea me rtu firmware UPGRADE

Affected: < 3.37

Fixed in: 3.37

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
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-2023-29155?

me rtu firmware: upgrade to 3.37. Exact commands for each OS are on this page.

Is CVE-2023-29155 being exploited?

CVE-2023-29155 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-2023-29155 affect?

CVE-2023-29155 affects me rtu firmware. Severity is critical (CVSS 9.8). Versions of INEA ME RTU firmware 3.36b and prior do not require authentication to the "root" account on the host system of the device. This could allow an attacker to obtain admin-level access to the host system.

How urgent is CVE-2023-29155?

Priority 54/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-35762 CRITICAL 9.9 UPGRADE Versions of INEA ME RTU firmware 3.36b and prior are vulnerable to operating system (OS) command injection, w
CVE-2023-2131 CRITICAL 10.0 UPGRADE Versions of INEA ME RTU firmware prior to 3.36 are vulnerable to OS command injection, which could allow an at

References

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