Privilege Escalation Vulnerability in IBM Netezza Performance Server Replication Services
CVE-2026-3623

7.8HIGH

Key Information:

Vendor

IBM
Status
Netezza Performance Server Replication Services
Vendor
CVE Published:
27 May 2026

What is CVE-2026-3623?

The vulnerability in IBM Netezza Performance Server Replication Services allows low-privileged users to escalate their privileges to root level. Attackers can exploit this flaw to execute commands with root access, gain a root shell, and modify crucial system files. This vulnerability not only permits attackers to change the root user’s password but also enables them to install persistent backdoors, leading to severe consequences including total system compromise and extensive breaches of confidentiality, integrity, and availability.

Affected Version(s)

Netezza Performance Server Replication Services 3.0.2.0 <= 3.0.5.0

References

https://www.ibm.com/support/pages/node/7272148
vendor-advisorypatch

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.