CVE-2013-5021

Multiple absolute path traversal vulnerabilities in National Instruments cwui.ocx, as used in National Instruments LabWindows/CVI 2012 SP1 and earlier, National Instruments LabVIEW 2012 SP1 and earlier, the Data Analysis component in ABB DataManager 1 through 6.3.6, and other products allow remote attackers to create and execute arbitrary files via a full pathname in an argument to the ExportStyle method in the (1) CWNumEdit, (2) CWGraph, (3) CWBoolean, (4) CWSlide, or (5) CWKnob ActiveX control, in conjunction with file content in the (a) Caption or (b) FormatString property value.

Published: 2013-08-06 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-5021 is rated High Risk (66.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.07%). Core evidence: EPSS rose +1.33% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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-2013-5021

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 0.74% 2.07% +1.33%
2 2025-07-23 0.87% 0.74% -0.13%
3 2025-03-30 0.87%

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-5021

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2013-5021

Affected software / configurations for CVE-2013-5021

Vendor Product Version Raw CPE
ni labview <= 2012 cpe:2.3:a:ni:labview:*:*:*:*:*:*:*:*
ni labwindows <= 2012 cpe:2.3:a:ni:labwindows:*:*:*:*:*:*:*:*
ni measurementstudio <= 2013 cpe:2.3:a:ni:measurementstudio:*:*:*:*:*:*:*:*
ni teststand <= 2012 cpe:2.3:a:ni:teststand:*:*:*:*:*:*:*:*
abb datamanager 1.0.0 cpe:2.3:a:abb:datamanager:1.0.0:*:*:*:*:*:*:*
abb datamanager 6.3.6 cpe:2.3:a:abb:datamanager:6.3.6:*:*:*:*:*:*:*

References for CVE-2013-5021

cvelogic Threat Intelligence