CVE-2023-31634: In TeslaMate before 1.27.2, there is unauthorized access to port 4000 for remote viewing and operation of user

Q: How do I fix CVE-2023-31634?

teslamate: upgrade to 1.27.2. Exact commands for each OS are on this page.

Q: Is CVE-2023-31634 being exploited?

CVE-2023-31634 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-2023-31634 affect?

CVE-2023-31634 affects teslamate. Severity is critical (CVSS 9.8). In TeslaMate before 1.27.2, there is unauthorized access to port 4000 for remote viewing and operation of user data. After accessing the IP address for the TeslaMate instance, an attacker can switch the port to 3000 to enter Grafana for rem

Q: How urgent is CVE-2023-31634?

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

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-31634 is a critical-severity flaw (CVSS 9.8) affecting teslamate. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In TeslaMate before 1.27.2, there is unauthorized access to port 4000 for remote viewing and operation of user data. After accessing the IP address for the TeslaMate instance, an attacker can switch the port to 3000 to enter Grafana for remote operations. At that time, the default username and password can be used to enter the Grafana management console without logging in, a related issue to CVE-2022-23126.

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	2024-03-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: teslamate

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

Am I affected?

Timeline

2024-03-27 06:15 UTCPublished CVE record published
2026-06-17 05:57 UTCUpdated Record last modified

teslamate teslamate UPGRADE

Affected: < 1.27.2

Fixed in: 1.27.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy teslamate || rpm -q teslamate || teslamate --version

2. UPGRADE to 1.27.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade teslamate

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade teslamate

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2023-31634?

teslamate: upgrade to 1.27.2. Exact commands for each OS are on this page.

Is CVE-2023-31634 being exploited?

CVE-2023-31634 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-2023-31634 affect?

CVE-2023-31634 affects teslamate. Severity is critical (CVSS 9.8). In TeslaMate before 1.27.2, there is unauthorized access to port 4000 for remote viewing and operation of user data. After accessing the IP address for the TeslaMate instance, an attacker can switch the port to 3000 to enter Grafana for rem

How urgent is CVE-2023-31634?

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

Software pages

Grafana vulnerabilities

References

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