SB2021022514 - Privilege escalation in Cisco ACI Multi-Site Orchestrator
Published: February 25, 2021
Security Bulletin ID
SB2021022514
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Privilege Management (CVE-ID: CVE-2021-1388)
CWE-ID: CWE-269 - Improper Privilege Management
CVSSv4: 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/E:U/U:Amber
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.
Remediation
Install update from vendor's website.