CVE-2023-27558

Name: CVE-2023-27558
Creator: NVD / NIST
Published: 2023-07-10T16:15:50.007+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2023-27558 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.23%

13.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Ibm	Db2	10.5.0.11
Ibm	Db2	11.1.4.7
Ibm	Db2	11.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/249194VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20230818-0017/
https://www.ibm.com/support/pages/node/7010571Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/249194VDB Entry, Vendor Advisory
https://security.netapp.com/advisory/ntap-20230818-0017/
https://www.ibm.com/support/pages/node/7010571Patch, Vendor Advisory

Timeline

Published: Jul 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-27558?

How severe is CVE-2023-27558?

CVE-2023-27558 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2023-27558?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-27558?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST