CVE-2023-27558: IBM Db2 privilege escalation

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-10 · updated 2026-06-17
Weakness: CWE-269

Description

IBM Db2 on Windows 10.5, 11.1, and 11.5 may be vulnerable to a privilege escalation caused by at least one installed service using an unquoted service path. A local attacker could exploit this vulnerability to gain elevated privileges by inserting an executable file in the path of the affected service. IBM X-Force ID: 249194.

Affected products

IBM Db2 for Linux, UNIX and Windows: 10.5.0.11, 11.1.4.7, 11.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/249194
https://security.netapp.com/advisory/ntap-20230818-0017/
https://www.ibm.com/support/pages/node/7010571
https://exchange.xforce.ibmcloud.com/vulnerabilities/249194
https://security.netapp.com/advisory/ntap-20230818-0017/
https://www.ibm.com/support/pages/node/7010571

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