title: IBM Db2 code execution
description: IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 with a Federated configuration is vulnerable to a stack-based buffer overflow, caused by improper bounds checking.  A local user with SYSADM privileges could overflow the buffer and execute arbitrary code on the system.  IBM X-Force ID:  257763.
problem types: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
affected:
{
defaultStatus: unaffected
product: Db2 for Linux, UNIX and Windows
vendor: IBM
versions:
status: affected, version: 11.5
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 6.7
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL