How severe is CVE-2023-5959?

CVE-2023-5959 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-5959 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5959?

CVE-2023-5959 affects Byzoro Smart S85f Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5959?

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

When was CVE-2023-5959 published?

CVE-2023-5959 was published on 2023-11-11 and last updated on 2026-06-17.

CVE-2023-5959

CVE-2023-5959 is a medium-severity vulnerability in Byzoro Smart S85f Firmware with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-640.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 3.3
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-640
Affected product: Byzoro Smart S85f Firmware
Published: 2023-11-11
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, was found in Byzoro Smart S85F Management Platform V31R02B10-01. Affected is an unknown function of the file /login.php. The manipulation of the argument txt_newpwd leads to weak password recovery. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-244992. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2023-5959?: A vulnerability, which was classified as problematic, was found in Byzoro Smart S85F Management Platform V31R02B10-01. Affected is an unknown function of the file /login.php. The manipulation of the argument txt_newpwd leads to weak password recovery. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-244992. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2023-5959?: CVE-2023-5959 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-5959 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5959?: CVE-2023-5959 affects Byzoro Smart S85f Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5959?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5959 published?: CVE-2023-5959 was published on 2023-11-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:byzoro:smart_s85f_firmware:v31r02b10-01:*:*:*:*:*:*:*

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