Vulnerability Details CVE-2019-1937
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 acquire a valid session token with administrator privileges, bypassing user authentication. The vulnerability is due to insufficient request header validation during the authentication process. An attacker could exploit this vulnerability by sending a series of malicious requests to an affected device. An exploit could allow the attacker to use the acquired session token to gain full administrator access to the affected device.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.916
EPSS Ranking 99.6%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 10.0
References
- http://packetstormsecurity.com/files/154239/Cisco-UCS-IMC-Supervisor-Authentication-Bypass-Command-Injection.html
- http://packetstormsecurity.com/files/154308/Cisco-UCS-Director-Unauthenticated-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/173531/Cisco-UCS-IMC-Supervisor-2.2.0.0-Authentication-Bypass.html
- http://seclists.org/fulldisclosure/2019/Aug/36
- https://seclists.org/bugtraq/2019/Aug/49
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-imcs-ucs-authby
- http://packetstormsecurity.com/files/154239/Cisco-UCS-IMC-Supervisor-Authentication-Bypass-Command-Injection.html
- http://packetstormsecurity.com/files/154308/Cisco-UCS-Director-Unauthenticated-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/173531/Cisco-UCS-IMC-Supervisor-2.2.0.0-Authentication-Bypass.html
- http://seclists.org/fulldisclosure/2019/Aug/36
- https://seclists.org/bugtraq/2019/Aug/49
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-imcs-ucs-authby
Products affected by CVE-2019-1937
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cpe:2.3:a:cisco:integrated_management_controller_supervisor:2.2.0.3
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cpe:2.3:a:cisco:integrated_management_controller_supervisor:2.2.0.4
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cpe:2.3:a:cisco:integrated_management_controller_supervisor:2.2.0.5
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cpe:2.3:a:cisco:integrated_management_controller_supervisor:2.2.0.6
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cpe:2.3:a:cisco:ucs_director:6.6.0.0
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cpe:2.3:a:cisco:ucs_director:6.6.1.0
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cpe:2.3:a:cisco:ucs_director:6.7(0.0.67265)
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cpe:2.3:a:cisco:ucs_director:6.7.0.0
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cpe:2.3:a:cisco:ucs_director:6.7.1.0
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cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.6.0.0
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cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.0.0
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cpe:2.3:a:cisco:ucs_director_express_for_big_data:3.7.1.0