CVE-2026-20093

CRITICAL

Cisco Integrated Management Controller Authentication Bypass Vulnerability

Title source: cna
STIX 2.1

Description

A vulnerability in the change password functionality of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system as Admin. This vulnerability is due to incorrect handling of password change requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to bypass authentication, alter the passwords of any user on the system, including an Admin user, and gain access to the system as that user.

Scores

CVSS v3 9.8
EPSS 0.0003
EPSS Percentile 8.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-20
Status published
Products (50)
Cisco/Cisco Enterprise NFV Infrastructure Software 3.10.1
Cisco/Cisco Enterprise NFV Infrastructure Software 3.10.2
Cisco/Cisco Enterprise NFV Infrastructure Software 3.10.3
Cisco/Cisco Enterprise NFV Infrastructure Software 3.11.1
Cisco/Cisco Enterprise NFV Infrastructure Software 3.11.2
Cisco/Cisco Enterprise NFV Infrastructure Software 3.11.3
Cisco/Cisco Enterprise NFV Infrastructure Software 3.12.1
Cisco/Cisco Enterprise NFV Infrastructure Software 3.12.1a
Cisco/Cisco Enterprise NFV Infrastructure Software 3.12.1b
Cisco/Cisco Enterprise NFV Infrastructure Software 3.12.2
... and 40 more
Published Apr 01, 2026
Tracked Since Apr 01, 2026