CVE-2025-25613

HIGH
MEDIUM Priority: 0.02 BB Relevance: 75/100
Published: 2025-11-20 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: None
A: None

Description

FS Inc S3150-8T2F 8-Port Gigabit Ethernet L2+ Switch, 8 x Gigabit RJ45, with 2 x 1Gb SFP, Fanless. All versions before 2.2.0D Build 135103 were discovered to transmit cookies for their web based administrative application containing usernames and passwords. These were transmitted in cleartext using simple base64 encoding during every POST request made to the server.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
fs s3150-8t2f_firmware < 2.2.0D

References & Advisories (1)

Bug Bounty Relevance

75 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploitation Probability

0.25%
Raw Score 0.002510
Percentile 16.6%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00251
2026-11-13
0.00251
2026-11-12
0.00251
2026-11-10
0.00251
2026-11-09
0.00251
2026-11-08
0.00251
2026-11-07
0.00251
2026-11-06
0.00251
2026-11-05
0.00251
2026-11-04
0.00251

Intelligence Sources

nvd ref →