CVE-2014-8994

The check_diskio plugin 3.2.6 and earlier for Nagios and Icinga allows local users to write to arbitrary files via a symlink attack on a temporary file with a predictable name (tmp/check_diskio_status-*-*).

Published: 2014-11-28 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2014-8994 is rated Low Risk (23.2/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.33%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

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-2014-8994

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 0.06% 0.33% +0.27%
2 2025-03-17 0.04% 0.06% +0.02%
3 2023-03-07 0.04%

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-8994

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
3.6 2.0 LOW
AV:L/AC:L/Au:N/C:N/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
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:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
3.9 4.9 [email protected]

Weakness enumeration for CVE-2014-8994

Affected software / configurations for CVE-2014-8994

Vendor Product Version Raw CPE
check_diskio_project check_diskio <= 3.2.5 cpe:2.3:a:check_diskio_project:check_diskio:*:*:*:*:*:*:*:*

References for CVE-2014-8994

cvelogic Threat Intelligence