Information disclosure in Zenoss Core

CVE-2014-9250

Zenoss Core through 5 Beta 3 does not include the HTTPOnly flag in a Set-Cookie header for the authentication cookie, which makes it easier for remote attackers to obtain credential information via script access to this cookie, aka ZEN-10418.

Vulnerability class: Information Disclosure

Published 2014-12-15 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.015 (73.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% 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

Zenoss Core — versions 2.4.0, 2.4.5, 2.5.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.kb.cert.org/vuls/id/449452 (US Government Resource, Third Party Advisory, third-party-advisory)
docs.google.com/spreadsheets/d/1dHAc4PxUbs-4Dxzm1wSCE0sMz5UCMY6SW3PlMHSyuuQ/edit (Vendor Advisory)