Vulnerability in Cisco Application Policy Infrastructure Controller
CVE-2021-1578
A vulnerability in an API endpoint of Cisco Application Policy Infrastructure Controller (APIC) and Cisco Cloud Application Policy Infrastructure Controller (Cloud APIC) could allow an authenticated, remote attacker to elevate privileges to Administrator on an affected device. This vulnerability is due to an improper policy default setting. An attacker could exploit this vulnerability by using a non-privileged credential for Cisco ACI Multi-Site Orchestrator (MSO) to send a specific API request to a managed Cisco APIC or Cloud APIC device. A successful exploit could allow the attacker to obtain Administrator credentials on the affected device.
EPSS: 0.020 (79.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cisco Application_policy_infrastructure_controller — versions 5.0(2h), 5.0\(2h\)
- Cisco Application Policy Infrastructure Controller (Apic) — versions n/a
- Cisco Cloud_application_policy_infrastructure_controller — versions 5.0(2h), 5.0\(2h\)
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1578?
- CVE-2021-1578 is a high-severity vulnerability in Cisco Application Policy Infrastructure Controller, classified under CWE-636. CVSS score: 8.8/10. Published 2021-08-25.
- How severe is CVE-2021-1578?
- High severity. CVSS v3 base score is 8.8 out of 10.