What is the CVSS score of CVE-2025-25613?

CVE-2025-25613 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Which versions of S3150 8T2F Firmware are affected by CVE-2025-25613?

CVE-2025-25613 presents notable security risk, a cleartext storage vulnerability rated CVSS 7.5. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-25613?

Yes, a public proof-of-concept exploit is available for CVE-2025-25613. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-25613?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

S3150 8T2F Firmware CVE-2025-25613

HIGH

Cleartext Storage of Sensitive Information (CWE-312)

2025-11-20 cve@mitre.org

Information Disclosure S3150 8T2F Firmware Fs

7.5

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

7.5 HIGH

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

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:23 vuln.today

PoC Detected

Jan 15, 2026 - 20:08 vuln.today

Public exploit code

CVE Published

Nov 20, 2025 - 21:16 nvd

HIGH 7.5

DescriptionCVE.org

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.

AnalysisAI

FS Inc S3150-8T2F 8-Port Gigabit Ethernet L2+ Switch, 8 x Gigabit RJ45, with 2 x 1Gb SFP, Fanless. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-312. 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. Affected products include: Fs S3150-8T2F Firmware. Version information: before 2.2.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.