CVE-2014-6259

Zenoss Core through 5 Beta 3 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka ZEN-15414, a similar issue to CVE-2003-1564.

Published: 2014-12-15 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-6259 is rated Moderate Risk (45.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.59%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-6259

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.47% 1.59% +0.12%
2 2025-10-24 0.95% 1.47% +0.52%
3 2025-10-20 — 0.95% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-6259

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2014-6259

Vendor comments (NVD) for CVE-2014-6259

  • Zenoss (2016-03-21T11:59:22.187)

    Addressed in versions 5.1.1, 4.2.5.SP650, and 4.2.4.SP854

Affected software / configurations for CVE-2014-6259

Vendor Product Version Raw CPE
zenoss zenoss_core <= 5.0.0 cpe:2.3:a:zenoss:zenoss_core:*:beta_3:*:*:*:*:*:*
zenoss zenoss_core 2.4.0 cpe:2.3:a:zenoss:zenoss_core:2.4.0:*:*:*:*:*:*:*
zenoss zenoss_core 2.4.5 cpe:2.3:a:zenoss:zenoss_core:2.4.5:*:*:*:*:*:*:*
zenoss zenoss_core 2.5.0 cpe:2.3:a:zenoss:zenoss_core:2.5.0:*:*:*:*:*:*:*
zenoss zenoss_core 2.5.1 cpe:2.3:a:zenoss:zenoss_core:2.5.1:*:*:*:*:*:*:*
zenoss zenoss_core 2.5.2 cpe:2.3:a:zenoss:zenoss_core:2.5.2:*:*:*:*:*:*:*
zenoss zenoss_core 3.0.0 cpe:2.3:a:zenoss:zenoss_core:3.0.0:*:*:*:*:*:*:*
zenoss zenoss_core 3.0.1 cpe:2.3:a:zenoss:zenoss_core:3.0.1:*:*:*:*:*:*:*
zenoss zenoss_core 3.0.2 cpe:2.3:a:zenoss:zenoss_core:3.0.2:*:*:*:*:*:*:*
zenoss zenoss_core 3.0.3 cpe:2.3:a:zenoss:zenoss_core:3.0.3:*:*:*:*:*:*:*
zenoss zenoss_core 3.1.0 cpe:2.3:a:zenoss:zenoss_core:3.1.0:*:*:*:*:*:*:*
zenoss zenoss_core 3.2.0 cpe:2.3:a:zenoss:zenoss_core:3.2.0:*:*:*:*:*:*:*
zenoss zenoss_core 3.2.1 cpe:2.3:a:zenoss:zenoss_core:3.2.1:*:*:*:*:*:*:*
zenoss zenoss_core 4.2.0 cpe:2.3:a:zenoss:zenoss_core:4.2.0:*:*:*:*:*:*:*
zenoss zenoss_core 4.2.3 cpe:2.3:a:zenoss:zenoss_core:4.2.3:*:*:*:*:*:*:*
zenoss zenoss_core 4.2.4 cpe:2.3:a:zenoss:zenoss_core:4.2.4:*:*:*:*:*:*:*
zenoss zenoss_core 4.2.5 cpe:2.3:a:zenoss:zenoss_core:4.2.5:*:*:*:*:*:*:*
zenoss zenoss_core 5.0.0 cpe:2.3:a:zenoss:zenoss_core:5.0.0:*:*:*:*:*:*:*
zenoss zenoss_core 5.0.0 cpe:2.3:a:zenoss:zenoss_core:5.0.0:beta_1:*:*:*:*:*:*
zenoss zenoss_core 5.0.0 cpe:2.3:a:zenoss:zenoss_core:5.0.0:beta_2:*:*:*:*:*:*

References for CVE-2014-6259

cvelogic Threat Intelligence