CVE-2023-40377

Name: CVE-2023-40377
Creator: NVD / NIST
Published: 2023-10-16T01:15:09.76+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2023-40377 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Backup, Recovery, and Media Services (BRMS) for IBM i 7.2, 7.3, and 7.4 contains a local privilege escalation vulnerability. A malicious actor with command line access to the host operating system can elevate privileges to gain component access to the host operating system. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

Backup, Recovery, and Media Services (BRMS) for IBM i 7.2, 7.3, and 7.4 contains a local privilege escalation vulnerability. A malicious actor with command line access to the host operating system can elevate privileges to gain component access to the host operating system. IBM X-Force ID: 263583.

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

0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Ibm	I	7.2
Ibm	I	7.3
Ibm	I	7.4

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/263583VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/7048121Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/263583VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/7048121Patch, Vendor Advisory

Timeline

Published: Oct 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40377?

How severe is CVE-2023-40377?

CVE-2023-40377 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40377?

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-2023-40377?

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

Scan your code now

Source: NVD / NIST