Skip to content
Fencer Vulns
high 8.8

CVE-2023-30350 json

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

published 2023-05-28 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34771

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
5.3%
EPSS 5.3% chance of exploitation in 30 days, percentile 92%
public exploits
1
Exploit-DB

Summary

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

Timeline

  1. First public exploit (EDB-51414)
  2. Published

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
21 mo ago

Exploit prediction

5.34% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-51414 FS-S3900-24T4S - Privilege Escalation local, 2023-05-02
  • packetstormsecurity.com http://packetstormsecurity.com/files/172124/FS-S3900-24T4S-Privilege-Escalation.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.