CVE-2021-1388 is a critical authentication bypass vulnerability in Cisco ACI Multi-Site Orchestrator (MSO) and managed Application Policy Infrastructure Controller (APIC) devices. It allows an unauthenticated, remote attacker to gain administrator-level privileges due to improper token validation on a specific API endpoint. With a CVSS score of 10.0, this vulnerability presents a severe risk, enabling complete compromise of affected systems. While there is no known active exploitation or public exploit code, the vulnerability has garnered significant community attention with 12 mentions and 2 media articles, indicating high awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.0, < 3.0\(3m\)CPE matchmatch criteria | cpe:2.3:a:cisco:aci_multi-site_orchestrator:*:*:*:*:*:*:*:* | ||
3.0\(3i\)CPE matchmatch criteria | cpe:2.3:a:cisco:application_policy_infrastructure_controller:3.0\(3i\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.