Vulnerability Details : CVE-2019-12634
A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to a missing authentication check in an API call. An attacker who can send a request to an affected system could 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.
Vulnerability category: Denial of service
Products affected by CVE-2019-12634
- cpe:2.3:a:cisco:ucs_director:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:ucs_director:6.6.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:ucs_director:6.6.0.0:*:*:*:*:*:*:*
- Cisco » Integrated Management Controller SupervisorVersions from including (>=) 2.2.0.3 and up to, including, (<=) 2.2.0.6cpe:2.3:a:cisco:integrated_management_controller_supervisor:*:*:*:*:*:*:*:*
- Cisco » Ucs Director Express For Big DataVersions from including (>=) 3.7.0.0 and up to, including, (<=) 3.7.2.0cpe:2.3:a:cisco:ucs_director_express_for_big_data:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.6.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.6.1.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-12634
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-12634
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
8.6
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
Cisco Systems, Inc. | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-12634
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Assigned by: ykramarz@cisco.com (Secondary)
-
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-12634
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-ucs-imc-dos
Cisco Integrated Management Controller Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data Denial of Service VulnerabilityVendor Advisory
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