What is CVE-2015-3251?

CVE-2015-3251 is a medium-severity vulnerability in Apache Cloudstack, classified under Information Disclosure. CVSS score: 4.9/10. Published 2016-02-08.

How severe is CVE-2015-3251?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Information disclosure in Apache Cloudstack

CVE-2015-3251

Apache CloudStack before 4.5.2 might allow remote authenticated administrators to obtain sensitive password information for root accounts of virtual machines via unspecified vectors related to API calls.

Vulnerability class: Information Disclosure

Published 2016-02-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.025 (83.8th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Apache Cloudstack — versions 4.4.4, 4.5.1

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

blogs.apache.org/cloudstack/entry/two_late_announced_security_advisories (Vendor Advisory)
www.securityfocus.com/archive/1/537458/100/0/threaded (mailing-list)
mail-archives.apache.org/mod_mbox/cloudstack-users/201602.mbox/<94DD4CB4-F718-4… (Vendor Advisory, mailing-list)

Frequently asked questions

What is CVE-2015-3251?: CVE-2015-3251 is a medium-severity vulnerability in Apache Cloudstack, classified under Information Disclosure. CVSS score: 4.9/10. Published 2016-02-08.
How severe is CVE-2015-3251?: Medium severity. CVSS v3 base score is 4.9 out of 10.