CVE-2023-28956

Name: CVE-2023-28956
Creator: NVD / NIST
Published: 2023-06-22T02:15:48.717+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.16%

Last modified Jun 17, 2026

CVE-2023-28956 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.

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

0.16%

5.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-266

Affected Software

Vendor	Product	Versions
Ibm	Spectrum Protect Backup-Archive Client	>= 8.1.0.0, <= 8.1.17.2

References

https://www.ibm.com/support/pages/node/7005519Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/251767
https://www.ibm.com/support/pages/node/7005519Patch, Vendor Advisory

Timeline

Published: Jun 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-28956?

IBM Spectrum Protect Backup-Archive Client 8.1.0.0 through 8.1.17.2 may allow a local user to escalate their privileges due to improper access controls.

How severe is CVE-2023-28956?

CVE-2023-28956 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.

How do I fix CVE-2023-28956?

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-2023-28956?

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

Scan your code now

Source: NVD / NIST