CVE-2023-35012

IBM Db2 code execution

MEDIUM
6.7
CVSS Score
Published: July 17, 2023 at 12:01 AM UTC
Updated: June 17, 2026 at 06:04 AM UTC
2 products affected across 1 vendorDB2AIX· also runs on 2 platforms

Using Db2 for Linux, UNIX and Windows by IBM?

Get instant alerts when new vulnerabilities affect Db2 for Linux, UNIX and Windows - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.7
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

ibm-aix (environment) · linux-linux-kernel (environment) · microsoft-windows (environment)
AIX· IBMdevice
80%
All versions

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUMibm
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-787

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card