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CVE-2023-30350

40
FAUCET Score

CVE-2023-30350 is a high-severity privilege escalation vulnerability affecting FS S3900-24T4S network switches. Authenticated attackers with guest access can exploit this flaw to reset the administrator password, gaining full control over the device. With a CVSS score of 8.8, this vulnerability is easily exploitable over the network with low complexity and no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While not currently on the KEV catalog or widely discussed, public exploit code is available, indicating a potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:fs:s3900_24t4s_firmware:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
5.34%
Probability of exploitation in next 30 days
EPSS Percentile
91.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-51414 · May 2, 2023
This CVE's current EPSS score of 0.0534 is in the 91st percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/172124/FS-S3900-24T4S-Privilege-Escalation.html
ExploitThird Party AdvisoryVDB Entry