What is CVE-2018-1545?

CVE-2018-1545 is a high-severity vulnerability in Apple macOS, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2018-09-26.

How severe is CVE-2018-1545?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Apple macOS

CVE-2018-1545

IBM Tivoli Storage Manager (IBM Spectrum Protect 7.1 and 8.1) uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 142649.

Published 2018-09-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.7th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 61.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Apple macOS
IBM Spectrum Protect — versions 8.1, 7.1
IBM Spectrum Protect Client
IBM Spectrum Protect For Virtual Environments

Weakness classification (CWE)

CWE-326 — Inadequate Encryption Strength

References

exchange.xforce.ibmcloud.com/vulnerabilities/142649 (VDB Entry, vdb-entry, Vendor Advisory)
www.ibm.com/support/docview.wss (Vendor Advisory)

Frequently asked questions

What is CVE-2018-1545?: CVE-2018-1545 is a high-severity vulnerability in Apple macOS, classified under Inadequate Encryption Strength. CVSS score: 7.5/10. Published 2018-09-26.
How severe is CVE-2018-1545?: High severity. CVSS v3 base score is 7.5 out of 10.