CVE-2024-0300: A vulnerability was found in Byzoro Smart S150 Management Platform up to 20240101

Q: How do I fix CVE-2024-0300?

smart s150 firmware: upgrade to newer than 2024-01-01. Exact commands for each OS are on this page.

Q: Is CVE-2024-0300 being exploited?

CVE-2024-0300 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-2024-0300 affect?

CVE-2024-0300 affects smart s150 firmware. Severity is medium (CVSS 6.3). A vulnerability was found in Byzoro Smart S150 Management Platform up to 20240101. It has been rated as critical. Affected by this issue is some unknown functionality of the file /useratte/userattestation.php of the component HTTP POST Requ

Q: How urgent is CVE-2024-0300?

Priority 50/100. EPSS top 7%: very likely to be exploited; Public exploit reference

This month

MEDIUM 6.3UPGRADE

CVE-2024-0300 is a medium-severity flaw (CVSS 6.3) affecting smart s150 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in Byzoro Smart S150 Management Platform up to 20240101. It has been rated as critical. Affected by this issue is some unknown functionality of the file /useratte/userattestation.php of the component HTTP POST Request Handler. The manipulation of the argument web_img leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-249866 is the identifie

Why this priority

EPSS top 7%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	5.7% (top 7%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-01-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: byzoro

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

Am I affected?

Timeline

2024-01-08 06:15 UTCPublished CVE record published
2026-06-17 06:53 UTCUpdated Record last modified

byzoro smart s150 firmware UPGRADE

Affected: <= 2024-01-01

Fixed in: newer than 2024-01-01

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-2024-0300?

smart s150 firmware: upgrade to newer than 2024-01-01. Exact commands for each OS are on this page.

Is CVE-2024-0300 being exploited?

CVE-2024-0300 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-2024-0300 affect?

CVE-2024-0300 affects smart s150 firmware. Severity is medium (CVSS 6.3). A vulnerability was found in Byzoro Smart S150 Management Platform up to 20240101. It has been rated as critical. Affected by this issue is some unknown functionality of the file /useratte/userattestation.php of the component HTTP POST Requ

How urgent is CVE-2024-0300?

Priority 50/100. EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-0716 LOW 3.1 MITIGATE A vulnerability classified as problematic has been found in Byzoro Smart S150 Management Platform V31R02B15
CVE-2024-0712 HIGH 7.3 MITIGATE A vulnerability was found in Byzoro Smart S150 Management Platform V31R02B15

References

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