Description
An issue was discovered in Quest KACE Systems Deployment Appliance (SMA) 11.0.273. Certain API endpoints contain a rate-limiting feature to minimize a brute-force attack. This protection can be bypassed by removing the kboxid cookie.
Affected products
quest: kace systems management appliance
References2
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 44 · as of 13 November 2026
- CWE
- CWE-384
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.