CVE-2021-27505 (GCVE-0-2021-27505)
Vulnerability from cvelistv5 – Published: 2022-05-13 15:17 – Updated: 2025-04-16 16:22
VLAI
Title
mySCADA myPRO Exposure of Information Through Directory Listing
Summary
mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.
Severity
7.5 (High)
CWE
- CWE-548 - Exposure of Information Through Directory Listing
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
| https://www.myscada.org/version-8-20-0-released-s… | x_refsource_CONFIRM |
Impacted products
Date Public
2021-08-05 00:00
Credits
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T21:26:10.394Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://www.myscada.org/version-8-20-0-released-security-update"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-27505",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-04-16T15:56:11.504847Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-04-16T16:22:03.550Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "myPRO",
"vendor": "mySCADA",
"versions": [
{
"lessThan": "8.20.0",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Michael Heinzl reported these vulnerabilities to CISA."
}
],
"datePublic": "2021-08-05T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-548",
"description": "CWE-548: Exposure of Information Through Directory Listing",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-05-13T15:17:59.000Z",
"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://www.myscada.org/version-8-20-0-released-security-update"
}
],
"solutions": [
{
"lang": "en",
"value": "mySCADA recommends users apply update v8.20.0 or later."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "mySCADA myPRO Exposure of Information Through Directory Listing",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "ics-cert@hq.dhs.gov",
"DATE_PUBLIC": "2021-08-05T21:32:00.000Z",
"ID": "CVE-2021-27505",
"STATE": "PUBLIC",
"TITLE": "mySCADA myPRO Exposure of Information Through Directory Listing"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "myPRO",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "8.20.0"
}
]
}
}
]
},
"vendor_name": "mySCADA"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Michael Heinzl reported these vulnerabilities to CISA."
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-548: Exposure of Information Through Directory Listing"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03",
"refsource": "MISC",
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03"
},
{
"name": "https://www.myscada.org/version-8-20-0-released-security-update",
"refsource": "CONFIRM",
"url": "https://www.myscada.org/version-8-20-0-released-security-update"
}
]
},
"solution": [
{
"lang": "en",
"value": "mySCADA recommends users apply update v8.20.0 or later."
}
],
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"assignerShortName": "icscert",
"cveId": "CVE-2021-27505",
"datePublished": "2022-05-13T15:17:59.788Z",
"dateReserved": "2021-02-19T00:00:00.000Z",
"dateUpdated": "2025-04-16T16:22:03.550Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-27505",
"date": "2026-05-27",
"epss": "0.00212",
"percentile": "0.43608"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:myscada:mypro:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"8.20.0\", \"matchCriteriaId\": \"1DDCAD9A-0464-4431-AC41-88D4A57354BD\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.\"}, {\"lang\": \"es\", \"value\": \"mySCADA myPRO versiones anteriores a 8.20.0, no restringen el acceso de lectura no autorizado a la informaci\\u00f3n confidencial del listado de directorios\"}]",
"id": "CVE-2021-27505",
"lastModified": "2024-11-21T05:58:07.607",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"ics-cert@hq.dhs.gov\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:N/A:N\", \"baseScore\": 5.0, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 10.0, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
"published": "2022-05-13T16:15:07.877",
"references": "[{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"source\": \"ics-cert@hq.dhs.gov\", \"tags\": [\"Third Party Advisory\", \"US Government Resource\"]}, {\"url\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"source\": \"ics-cert@hq.dhs.gov\", \"tags\": [\"Release Notes\", \"Vendor Advisory\"]}, {\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"US Government Resource\"]}, {\"url\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Release Notes\", \"Vendor Advisory\"]}]",
"sourceIdentifier": "ics-cert@hq.dhs.gov",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"ics-cert@hq.dhs.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-548\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2021-27505\",\"sourceIdentifier\":\"ics-cert@hq.dhs.gov\",\"published\":\"2022-05-13T16:15:07.877\",\"lastModified\":\"2024-11-21T05:58:07.607\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.\"},{\"lang\":\"es\",\"value\":\"mySCADA myPRO versiones anteriores a 8.20.0, no restringen el acceso de lectura no autorizado a la informaci\u00f3n confidencial del listado de directorios\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:N/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"ics-cert@hq.dhs.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-548\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:myscada:mypro:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"8.20.0\",\"matchCriteriaId\":\"1DDCAD9A-0464-4431-AC41-88D4A57354BD\"}]}]}],\"references\":[{\"url\":\"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.myscada.org/version-8-20-0-released-security-update\",\"source\":\"ics-cert@hq.dhs.gov\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"US Government Resource\"]},{\"url\":\"https://www.myscada.org/version-8-20-0-released-security-update\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-03T21:26:10.394Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-27505\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-16T15:56:11.504847Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-16T15:56:15.948Z\"}}], \"cna\": {\"title\": \"mySCADA myPRO Exposure of Information Through Directory Listing\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"value\": \"Michael Heinzl reported these vulnerabilities to CISA.\"}], \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"mySCADA\", \"product\": \"myPRO\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"8.20.0\", \"versionType\": \"custom\"}]}], \"solutions\": [{\"lang\": \"en\", \"value\": \"mySCADA recommends users apply update v8.20.0 or later.\"}], \"datePublic\": \"2021-08-05T00:00:00.000Z\", \"references\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"tags\": [\"x_refsource_CONFIRM\"]}], \"x_generator\": {\"engine\": \"Vulnogram 0.0.9\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-548\", \"description\": \"CWE-548: Exposure of Information Through Directory Listing\"}]}], \"providerMetadata\": {\"orgId\": \"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6\", \"shortName\": \"icscert\", \"dateUpdated\": \"2022-05-13T15:17:59.000Z\"}, \"x_legacyV4Record\": {\"credit\": [{\"lang\": \"eng\", \"value\": \"Michael Heinzl reported these vulnerabilities to CISA.\"}], \"impact\": {\"cvss\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, \"source\": {\"discovery\": \"EXTERNAL\"}, \"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"8.20.0\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"myPRO\"}]}, \"vendor_name\": \"mySCADA\"}]}}, \"solution\": [{\"lang\": \"en\", \"value\": \"mySCADA recommends users apply update v8.20.0 or later.\"}], \"data_type\": \"CVE\", \"generator\": {\"engine\": \"Vulnogram 0.0.9\"}, \"references\": {\"reference_data\": [{\"url\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"name\": \"https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03\", \"refsource\": \"MISC\"}, {\"url\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"name\": \"https://www.myscada.org/version-8-20-0-released-security-update\", \"refsource\": \"CONFIRM\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"CWE-548: Exposure of Information Through Directory Listing\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2021-27505\", \"STATE\": \"PUBLIC\", \"TITLE\": \"mySCADA myPRO Exposure of Information Through Directory Listing\", \"ASSIGNER\": \"ics-cert@hq.dhs.gov\", \"DATE_PUBLIC\": \"2021-08-05T21:32:00.000Z\"}}}}",
"cveMetadata": "{\"cveId\": \"CVE-2021-27505\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-16T16:22:03.550Z\", \"dateReserved\": \"2021-02-19T00:00:00.000Z\", \"assignerOrgId\": \"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6\", \"datePublished\": \"2022-05-13T15:17:59.788Z\", \"assignerShortName\": \"icscert\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…