Description
IBM i 7.3, 7.4, 7.5, and 7.6 is vulnerable to a denial of service to Digital Certificate Manager (DCM) for System TLS using applications attempting to create secure network connections. A bad actor could use this to prevent a service from starting or cause it to fallback to non-secure connections.
Affected products
ibm: i
References1
- www.ibm.com/support/pages/node/7292225 Vendor Advisory
Metrics
- CVSS 3.1
-
4.4
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 0 · as of 10 November 2026
- CWE
- CWE-667
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.