CVE-2024-1253: A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up t

Q: How do I fix CVE-2024-1253?

smart s40 firmware: upgrade to newer than 2024-01-26. Exact commands for each OS are on this page.

Q: Is CVE-2024-1253 being exploited?

CVE-2024-1253 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-2024-1253 affect?

CVE-2024-1253 affects smart s40 firmware. Severity is medium (CVSS 4.7). A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up to 20240126. Affected by this issue is some unknown functionality of the file /useratte/web.php of the component Import Handler. Th

Q: How urgent is CVE-2024-1253?

Priority 41/100. Public exploit reference

This month

MEDIUM 4.7UPGRADE

CVE-2024-1253 is a medium-severity flaw (CVSS 4.7) affecting smart s40 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up to 20240126. Affected by this issue is some unknown functionality of the file /useratte/web.php of the component Import Handler. The manipulation of the argument file_upload leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability i

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.7 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-02-06
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

2024-02-06 17:15 UTCPublished CVE record published
2026-06-17 07:03 UTCUpdated Record last modified

byzoro smart s40 firmware UPGRADE

Affected: <= 2024-01-26

Fixed in: newer than 2024-01-26

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-2024-1253?

smart s40 firmware: upgrade to newer than 2024-01-26. Exact commands for each OS are on this page.

Is CVE-2024-1253 being exploited?

CVE-2024-1253 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-2024-1253 affect?

CVE-2024-1253 affects smart s40 firmware. Severity is medium (CVSS 4.7). A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up to 20240126. Affected by this issue is some unknown functionality of the file /useratte/web.php of the component Import Handler. Th

How urgent is CVE-2024-1253?

Priority 41/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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