How severe is CVE-2023-4873?

CVE-2023-4873 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-4873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4873?

CVE-2023-4873 affects Byzoro Smart S45f Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4873?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-4873 published?

CVE-2023-4873 was published on 2023-09-10 and last updated on 2026-06-17.

CVE-2023-4873

CVE-2023-4873 is a medium-severity vulnerability in Byzoro Smart S45f Firmware with a CVSS 3.x base score of 6.3. Its EPSS exploit-prediction score of 75% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
EPSS exploit prediction: 75% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Byzoro Smart S45f Firmware
Published: 2023-09-10
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230906. Affected is an unknown function of the file /importexport.php. The manipulation of the argument sql leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-239358 is the identifier assigned to this vulnerability.

Frequently asked questions

What is CVE-2023-4873?: A vulnerability, which was classified as critical, was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to 20230906. Affected is an unknown function of the file /importexport.php. The manipulation of the argument sql leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-239358 is the identifier assigned to this vulnerability.
How severe is CVE-2023-4873?: CVE-2023-4873 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-4873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 75% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4873?: CVE-2023-4873 affects Byzoro Smart S45f Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4873 published?: CVE-2023-4873 was published on 2023-09-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:byzoro:smart_s45f_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Byzoro Smart S45f Firmware

CVE-2023-5494 — Medium (CVSS 6.3): A vulnerability was found in Byzoro Smart S45F Multi-Service Secure Gateway Intelligent Management Platform up to…
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