Permissions, Privileges, and Access Controls in Cisco Systems, Inc products - CVE-2019-12634

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Main Vulnerability Database Vulnerabilities #VU20379

Permissions, Privileges, and Access Controls in Cisco Systems, Inc products - CVE-2019-12634

Published: August 23, 2019


Vulnerability identifier: #VU20379
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-12634
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause a denial of service (DoS) condition.

The vulnerability exists due to a missing authentication check in an API call in the web-based management interface. A remote attacker can send a specially crafted request and cause all currently authenticated users to be logged off. Repeated exploitation could cause the inability to maintain a session in the web-based management portal.  


Affected software

Cisco Integrated Management Controller Supervisor
Cisco UCS Director Express for Big Data
Cisco UCS Director

How to mitigate CVE-2019-12634

Install updates from vendor's website.

Cisco Integrated Management Controller Supervisor - update to 2.2.1.0
Cisco UCS Director Express for Big Data - update to 3.7.3.0
Cisco UCS Director - update to 6.7.3.0

External References

Related Security Bulletins