How severe is CVE-2023-30350?

CVE-2023-30350 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-30350 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-30350?

CVE-2023-30350 affects Fs S3900 24t4s Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-30350?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-30350 published?

CVE-2023-30350 was published on 2023-05-29 and last updated on 2026-06-17.

CVE-2023-30350

CVE-2023-30350 is a high-severity vulnerability in Fs S3900 24t4s Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 5% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Fs S3900 24t4s Firmware
Published: 2023-05-29
Last modified: 2026-06-17

Description

FS S3900-24T4S devices allow authenticated attackers with guest access to escalate their privileges and reset the admin password.

Frequently asked questions

What is CVE-2023-30350?: FS S3900-24T4S devices allow authenticated attackers with guest access to escalate their privileges and reset the admin password.
How severe is CVE-2023-30350?: CVE-2023-30350 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-30350 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-30350?: CVE-2023-30350 affects Fs S3900 24t4s Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-30350?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-30350 published?: CVE-2023-30350 was published on 2023-05-29 and last updated on 2026-06-17.

References

http://packetstormsecurity.com/files/172124/FS-S3900-24T4S-Privilege-Escalation.html

Affected products (1)

cpe:2.3:o:fs:s3900_24t4s_firmware:-:*:*:*:*:*:*:*

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