What is CVE-2023-27863?

CVE-2023-27863 is a medium-severity vulnerability in IBM Spectrum Protect, classified under Information Disclosure. CVSS score: 4.4/10. Published 2023-05-12.

How severe is CVE-2023-27863?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Information disclosure in IBM Spectrum Protect

CVE-2023-27863

IBM Spectrum Protect Plus Server 10.1.13, under specific configurations, could allow an elevated user to obtain SMB credentials that may be used to access vSnap data stores. IBM X-Force ID: 249325.

Vulnerability class: Information Disclosure

Published 2023-05-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.3th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

IBM Spectrum Protect — versions 10.1.13
IBM Spectrum Protect Plus Server — versions 10.1.13
Linux Kernel

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.ibm.com/support/pages/node/6965812 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/249325 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2023-27863?: CVE-2023-27863 is a medium-severity vulnerability in IBM Spectrum Protect, classified under Information Disclosure. CVSS score: 4.4/10. Published 2023-05-12.
How severe is CVE-2023-27863?: Medium severity. CVSS v3 base score is 4.4 out of 10.