gsd-2021-27657
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-27657",
"description": "Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.",
"id": "GSD-2021-27657"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-27657"
],
"details": "Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.",
"id": "GSD-2021-27657",
"modified": "2023-12-13T01:23:35.451528Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "productsecurity@jci.com",
"DATE_PUBLIC": "2021-06-04T05:01:00.000Z",
"ID": "CVE-2021-27657",
"STATE": "PUBLIC",
"TITLE": "Metasys Improper Privilege Management"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Metasys",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_name": "11.0",
"version_value": "11.0"
}
]
}
}
]
},
"vendor_name": "Johnson Controls"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Jakub Palaczynski"
}
],
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"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "Successful exploitation of this vulnerability could give an authenticated Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
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"lang": "eng",
"value": "CWE-269 Improper Privilege Management"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories",
"refsource": "CONFIRM",
"url": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories"
},
{
"name": "ICS-CERT Advisory",
"refsource": "CERT",
"url": "https://us-cert.gov/ics/advisories"
},
{
"name": "ICS-CERT Advisory",
"refsource": "CERT",
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01"
}
]
},
"solution": [
{
"lang": "eng",
"value": "For Metasys versions previous to 9.0: Upgrade to a supported release. This is true for all the items except for Metasys Release 8.1 UL/cUL 864 UUKL 10th Edition Smoke Control."
},
{
"lang": "eng",
"value": "For Metasys versions 9.0 (engine only), 10.0, 10.1, 11.0: Install patch."
}
],
"source": {
"discovery": "EXTERNAL"
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:johnsoncontrols:metasys:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "11.0",
"vulnerable": true
}
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"ID": "CVE-2021-27657"
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"description": {
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}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
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"value": "CWE-269"
}
]
}
]
},
"references": {
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{
"name": "ICS-CERT Advisory",
"refsource": "CERT",
"tags": [
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"US Government Resource"
],
"url": "https://us-cert.gov/ics/advisories"
},
{
"name": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories",
"refsource": "CONFIRM",
"tags": [
"Vendor Advisory"
],
"url": "https://www.johnsoncontrols.com/cyber-solutions/security-advisories"
},
{
"name": "ICS-CERT Advisory",
"refsource": "CERT",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2021-12-02T13:55Z",
"publishedDate": "2021-06-04T15:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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