Improper Privilege Management in ACI Multi-Site Orchestrator - CVE-2021-1388
Published: February 25, 2021
Vulnerability identifier: #VU50937
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1388
CWE-ID: CWE-269
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to escalate privileges.
The vulnerability exists due to improper token validation on a specific API endpoint. A remote attacker can send a specially crafted request and receive a token with administrator-level privileges.
Note: This vulnerability affects Cisco ACI Multi-Site Orchestrator (MSO) only when deployed on a Cisco Application Services Engine.
Affected software
ACI Multi-Site Orchestrator
How to mitigate CVE-2021-1388
Install updates from vendor's website.
ACI Multi-Site Orchestrator - update to 3.0.3m