CVE-2020-26062: Cisco Integrated Management Controller Username Enumeration Vulnerability

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-18 · updated 2026-06-17
Weakness: CWE-203

Description

A vulnerability in Cisco Integrated Management Controller could allow an unauthenticated, remote attacker to enumerate valid usernames within the vulnerable application. The vulnerability is due to differences in authentication responses sent back from the application as part of an authentication attempt. An attacker could exploit this vulnerability by sending authentication requests to the affected application. A successful exploit could allow the attacker to confirm the names of administrative user accounts for use in further attacks.There are no workarounds that address this vulnerability.

Affected products

Cisco Unified Computing System (Managed): 3.2(1d), 3.2(2b), 3.2(2c), 3.2(2d), 3.2(2e), 3.2(2f) (+36)

References

Get alerted when CVE-2020-26062 or the next vulnerability affects your stack