What is CVE-2015-8523?

CVE-2015-8523 is a high-severity vulnerability in IBM Tivoli Storage Manager Fastback, classified under Improper Access Control. CVSS score: 7.5/10. Published 2016-04-05.

How severe is CVE-2015-8523?

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

Vulnerability in IBM Tivoli Storage Manager Fastback

CVE-2015-8523

The server in IBM Tivoli Storage Manager FastBack 5.5.x and 6.x before 6.1.12.2 allows remote attackers to cause a denial of service (service crash) via crafted packets to a TCP port.

Published 2016-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.015 (72.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

IBM Tivoli Storage Manager Fastback — versions 5.5.0, 6.1.0, 6.1.0.1

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.securityfocus.com/bid/84164 (vdb-entry)
www-01.ibm.com/support/docview.wss (Vendor Advisory)

Frequently asked questions

What is CVE-2015-8523?: CVE-2015-8523 is a high-severity vulnerability in IBM Tivoli Storage Manager Fastback, classified under Improper Access Control. CVSS score: 7.5/10. Published 2016-04-05.
How severe is CVE-2015-8523?: High severity. CVSS v3 base score is 7.5 out of 10.