CVE-2026-18343

MEDIUM CVSS 3.1: 4.4 EPSS 0.12%
Updated Oct 15, 2026
IBM
Parameter Value
CVSS 4.4 (MEDIUM)
Affected Versions 7.3 — 7.6
Type CWE-269 (Improper Privilege Management)
Vendor IBM
Public PoC No

IBM i 7.3, 7.4, 7.5, and 7.6 could allow a local attacker to modify the BOOTP table due to improper authorization.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Ibm I
cpe:2.3:o:ibm:i:*:*:*:*:*:*:*:*
7.3 <= 7.6