How severe is CVE-2023-4120?

CVE-2023-4120 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-2023-4120 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 81% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4120?

CVE-2023-4120 affects Byzoro Smart S85f. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4120?

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

When was CVE-2023-4120 published?

CVE-2023-4120 was published on 2023-08-03 and last updated on 2026-06-17.

CVE-2023-4120

CVE-2023-4120 is a medium-severity vulnerability in Byzoro Smart S85f with a CVSS 3.x base score of 6.3. Its EPSS exploit-prediction score of 81% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
EPSS exploit prediction: 81% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Byzoro Smart S85f
Published: 2023-08-03
Last modified: 2026-06-17

Description

A vulnerability was found in Byzoro Smart S85F Management Platform up to 20230722 and classified as critical. This issue affects some unknown processing of the file importhtml.php. The manipulation of the argument sql leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-235967. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2023-4120?: A vulnerability was found in Byzoro Smart S85F Management Platform up to 20230722 and classified as critical. This issue affects some unknown processing of the file importhtml.php. The manipulation of the argument sql leads to command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-235967. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2023-4120?: CVE-2023-4120 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-2023-4120 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 81% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4120?: CVE-2023-4120 affects Byzoro Smart S85f. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4120?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4120 published?: CVE-2023-4120 was published on 2023-08-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:byzoro:smart_s85f:*:*:*:*:*:*:*:*

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CVE-2023-4414 — Medium (CVSS 6.3): A vulnerability was found in Byzoro Smart S85F Management Platform up to 20230807. It has been declared as critical.…
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