Auth bypass in Cisco Unified Computing System Director
CVE-2019-1938
A vulnerability in the web-based management interface of Cisco UCS Director and Cisco UCS Director Express for Big Data could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrator privileges on an affected system. The vulnerability is due to improper authentication request handling. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow an unprivileged attacker to access and execute arbitrary actions through certain APIs.
Vulnerability class: Broken Authentication
EPSS: 0.046 (91.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cisco Unified Computing System Director — versions unspecified
- Cisco Ucs_director — versions 6.7.0.0, 6.7.1.0
- Cisco Ucs_director_express_for_big_data — versions 3.7.0.0, 3.7.1.0
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-1938?
- CVE-2019-1938 is a critical-severity vulnerability in Cisco Unified Computing System Director, classified under Improper Authentication. CVSS score: 9.8/10. Published 2019-08-21.
- How severe is CVE-2019-1938?
- Critical severity. CVSS v3 base score is 9.8 out of 10.