CVE-2023-3104: Lack of authentication vulnerability

Routine

MEDIUM 5.7MITIGATE

CVE-2023-3104 is a medium-severity flaw (CVSS 5.7) affecting a1 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Lack of authentication vulnerability. An unauthenticated local user is able to see through the cameras using the web server due to the lack of any form of authentication.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.7 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-306
Published	2023-11-22
Last modified	2026-06-17

Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: unitree

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

Am I affected?

Timeline

2023-11-22 12:15 UTCPublished CVE record published
2026-06-17 06:13 UTCUpdated Record last modified

unitree a1 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

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-2023-3104?

a1 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-3104 being exploited?

CVE-2023-3104 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-2023-3104 affect?

CVE-2023-3104 affects a1 firmware. Severity is medium (CVSS 5.7). Lack of authentication vulnerability. An unauthenticated local user is able to see through the cameras using the web server due to the lack of any form of authentication.

How urgent is CVE-2023-3104?

Priority 31/100. No elevated risk signals yet.

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References

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