CVE-2023-5959: A vulnerability, which was classified as problematic, was found in Byzoro Smart S85F Management Platform V31R0

Routine

MEDIUM 4.3MITIGATE

CVE-2023-5959 is a medium-severity flaw (CVSS 4.3) affecting smart s85f 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 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 an

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-640
Published	2023-11-11
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

2023-11-11 09:15 UTCPublished CVE record published
2026-06-17 06:49 UTCUpdated Record last modified

byzoro smart s85f firmware MITIGATE

Affected: v31r02b10-01

Fixed in: no fixed release known

Safe to downgrade to: a release before v31r02b10-01

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-2023-5959?

smart s85f firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-5959 being exploited?

CVE-2023-5959 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-2023-5959 affect?

CVE-2023-5959 affects smart s85f firmware. Severity is medium (CVSS 4.3). 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 passwor

How urgent is CVE-2023-5959?

Priority 35/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-5684 MEDIUM 4.7 UPGRADE A vulnerability was found in Byzoro Smart S85F Management Platform up to 20231012
CVE-2023-5683 MEDIUM 6.3 UPGRADE A vulnerability was found in Byzoro Smart S85F Management Platform up to 20231010 and classified as critical
CVE-2023-4739 MEDIUM 6.3 UPGRADE A vulnerability, which was classified as critical, has been found in Byzoro Smart S85F Management Platform up

References

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