CVE-2018-8843
Status: ModifiedMedium (5.5)—
Rockwell Automation Arena versions 15.10.00 and prior contains a use after free vulnerability caused by processing specially crafted Arena Simulation Software files that may cause the software application to crash, potentially losing any unsaved data..
CVSS
- Version: 3.0
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Base score: 5.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 1.99%
- Percentile among all scored CVEs: 80
- Score date: 10/7/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)
CWEs
- CWE-416
- CWE-416
References
Raw JSON (NVD)
Show
{
"id": "CVE-2018-8843",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
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}
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
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},
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"affected": [
{
"source": "ics-cert@hq.dhs.gov",
"affectedData": [
{
"vendor": "ICS-CERT",
"product": "Rockwell Automation Arena",
"versions": [
{
"status": "affected",
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}
]
}
]
}
],
"published": "2018-05-14T18:29:00.220",
"references": [
{
"url": "http://www.securityfocus.com/bid/104166",
"tags": [
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],
"source": "ics-cert@hq.dhs.gov"
},
{
"url": "https://ics-cert.us-cert.gov/advisories/ICSA-18-130-02",
"tags": [
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],
"source": "ics-cert@hq.dhs.gov"
},
{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "ics-cert@hq.dhs.gov",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-416"
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"descriptions": [
{
"lang": "en",
"value": "Rockwell Automation Arena versions 15.10.00 and prior contains a use after free vulnerability caused by processing specially crafted Arena Simulation Software files that may cause the software application to crash, potentially losing any unsaved data.."
},
{
"lang": "es",
"value": "Rockwell Automation Arena, en versiones 15.10.00 y anteriores, contiene una vulnerabilidad de uso de memoria previamente liberada (user-after-free) provocada por el procesamiento de archivos Arena Simulation Software especialmente manipulados que podrían provocar el cierre inesperado de la aplicación de software, pudiendo perder cualquier dato no guardado."
}
],
"lastModified": "2026-06-17T02:05:29.687",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"matchCriteriaId": "25C6C043-18C2-4C30-9A58-4746893B4080",
"versionEndIncluding": "15.10.00"
}
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"operator": "OR"
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}
],
"sourceIdentifier": "ics-cert@hq.dhs.gov"
}