Extreme Fabric Engine up to 9.2 SD-WAN AutoSense improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in Extreme Fabric Engine up to 9.2 and classified as critical. Affected by this vulnerability is an unknown functionality of the component SD-WAN AutoSense. This manipulation causes improper authentication. This vulnerability is tracked as CVE-2025-11192. It is feasible to perform the attack on the physical device. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Extreme Fabric Engine up to 9.2. Affected by this vulnerability is an unknown part of the component SD-WAN AutoSense. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Extreme Networks’ Fabric Engine (VOSS) before 9.3 was discovered. When SD-WAN AutoSense is enabled on a port, it may automatically configure fabric connectivity without validating ISIS authentication settings. The SD-WAN AutoSense implementation may be exploited by malicious actors by allowing unauthorized access to network fabric and configuration data.

It is possible to read the advisory at extreme-networks.my.site.com. This vulnerability is known as CVE-2025-11192 since 09/30/2025. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 9.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-32906). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Fabric Engine 9.3

Timelineinfo

09/30/2025 CVE reserved
10/07/2025 +7 days VulDB entry created
10/08/2025 +0 days Advisory disclosed
01/15/2026 +99 days VulDB entry last update

Sourcesinfo

Advisory: extreme-networks.my.site.com
Status: Confirmed

CVE: CVE-2025-11192 (🔒)
GCVE (CVE): GCVE-0-2025-11192
GCVE (VulDB): GCVE-100-327547
EUVD: 🔒

Entryinfo

Created: 10/08/2025 00:21
Updated: 01/15/2026 04:41
Changes: 10/08/2025 00:21 (67), 10/08/2025 14:31 (1), 01/15/2026 04:41 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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