CVE-2026-20328
Received Received - Intake

Unauthenticated Password Reset in Cisco License On-Prem

Vulnerability report for CVE-2026-20328, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-07

Last updated on: 2026-10-07

Assigner: Cisco Systems, Inc.

Description

A vulnerability in the web-based management interface of Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), could allow an unauthenticated, remote attacker to gain unauthorized access to an affected application. This vulnerability is due to improper checks during the password reset process. An attacker could exploit this vulnerability by sending a malicious request to the web-based management interface. A successful exploit could allow the attacker to reset the password of an arbitrary account, including high-privileged administrative user accounts, possibly allowing the attacker to gain unauthorized access to the application as any user.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-07
Last Modified
2026-10-07
Generated
2026-10-07
AI Q&A
2026-10-07
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 36 associated CPEs
Vendor Product Version / Range
Cisco Cisco License On-Prem 7-202001
Cisco Cisco License On-Prem 1.1
Cisco Cisco License On-Prem 6.3.0
Cisco Cisco License On-Prem 8-202004
Cisco Cisco License On-Prem 8-202006
Cisco Cisco License On-Prem 1.2
Cisco Cisco License On-Prem 1.3
Cisco Cisco License On-Prem 8-202012
Cisco Cisco License On-Prem 8-202010
Cisco Cisco License On-Prem 8-202008
Cisco Cisco License On-Prem 9-202201
Cisco Cisco License On-Prem 8-202102
Cisco Cisco License On-Prem 1.4
Cisco Cisco License On-Prem 8-202105
Cisco Cisco License On-Prem 8-202108
Cisco Cisco License On-Prem 8-202112
Cisco Cisco License On-Prem 8-202201
Cisco Cisco License On-Prem 8-202206
Cisco Cisco License On-Prem 8-202212
Cisco Cisco License On-Prem 8-202302
Cisco Cisco License On-Prem 8-202303
Cisco Cisco License On-Prem 8-202304
Cisco Cisco License On-Prem 8-202308
Cisco Cisco License On-Prem 8-202401
Cisco Cisco License On-Prem 8-202404
Cisco Cisco License On-Prem 9-202406
Cisco Cisco License On-Prem 9-202407
Cisco Cisco License On-Prem 9-202410
Cisco Cisco License On-Prem 9-202412
Cisco Cisco License On-Prem 9-202501
Cisco Cisco License On-Prem 9-202502
Cisco Cisco License On-Prem 9-202504
Cisco Cisco License On-Prem 9-202507
Cisco Cisco License On-Prem 9-202510
Cisco Cisco License On-Prem 9-202601
Cisco Cisco License On-Prem 10-202606

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

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Executive Summary

This vulnerability is in the web-based management interface of Cisco License On-Prem. It allows an unauthenticated remote attacker to gain unauthorized access by exploiting improper checks during the password reset process. An attacker could send a malicious request to reset passwords of any user account, including high-privileged administrative accounts, potentially gaining full access to the application.

Detection Guidance

To detect this vulnerability, monitor network traffic for unusual password reset requests to the Cisco License On-Prem web interface. Check for repeated or automated requests targeting the password reset endpoint. Inspect logs for unauthorized account access or privilege escalation attempts.

Impact Analysis

An attacker could exploit this to reset passwords of any user, including administrators, gaining unauthorized access to the application. This could lead to data breaches, unauthorized modifications, or complete control over the system, depending on the privileges of the compromised accounts.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, which may violate compliance requirements under GDPR and HIPAA. Unauthorized administrative access could result in data breaches, non-compliance with data protection regulations, and potential legal penalties.

Mitigation Strategies

Upgrade Cisco License On-Prem to a fixed release as soon as possible to address the vulnerability. Cisco has released software updates for this issue.

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