CVE-2020-12046
Estado: ModificadaMedia (5.7)—
Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
- Puntuación base: 5.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.46%
- Percentil entre todas las CVEs puntuadas: 38
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-347
- CWE-347
Referencias
JSON original (NVD)
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{
"id": "CVE-2020-12046",
"cveTags": [],
"metrics": {
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"type": "Primary",
"source": "nvd@nist.gov",
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"version": "2.0",
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
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"obtainAllPrivilege": false,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
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},
"impactScore": 3.6,
"exploitabilityScore": 2.1
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},
"affected": [
{
"source": "ics-cert@hq.dhs.gov",
"affectedData": [
{
"vendor": "n/a",
"product": "Opto 22 SoftPAC Project",
"versions": [
{
"status": "affected",
"version": "SoftPAC Project Version 9.6 and prior"
}
]
}
]
}
],
"published": "2020-05-14T21:15:13.180",
"references": [
{
"url": "https://www.us-cert.gov/ics/advisories/icsa-20-135-01",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"source": "ics-cert@hq.dhs.gov"
},
{
"url": "https://www.us-cert.gov/ics/advisories/icsa-20-135-01",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
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"type": "Secondary",
"source": "ics-cert@hq.dhs.gov",
"description": [
{
"lang": "en",
"value": "CWE-347"
}
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},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
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"value": "CWE-347"
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}
],
"descriptions": [
{
"lang": "en",
"value": "Opto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files."
},
{
"lang": "es",
"value": "Opto 22 SoftPAC Project Versión 9.6 y anteriores. Las firmas de los archivos de firmware de SoftPAC no son verificados con la actualización del firmware. Esto permite a un atacante reemplazar archivos de firmware legítimos con archivos maliciosos."
}
],
"lastModified": "2026-06-17T02:51:20.330",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:opto22:softpac_project:*:*:*:*:*:*:*:*",
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"matchCriteriaId": "9FB5DE86-447E-4930-BB04-4BD3D380C0B7",
"versionEndIncluding": "9.6"
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],
"operator": "OR"
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],
"sourceIdentifier": "ics-cert@hq.dhs.gov"
}