Vulnerabilites related to rti - connext_dds_micro
CVE-2021-38487 (GCVE-0-2021-38487)
Vulnerability from cvelistv5
Published
2022-05-05 15:18
Modified
2025-06-23 12:13
Severity ?
8.8 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
8.2 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
8.2 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
VLAI Severity ?
EPSS score ?
CWE
Summary
RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| ► | RTI | Connext Professional |
Version: 4.1 < 6.1.0 |
||||||
|
|||||||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T01:44:22.948Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-38487",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-04-16T15:56:44.356177Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-04-16T16:23:33.579Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Connext Professional",
"vendor": "RTI",
"versions": [
{
"lessThan": "6.1.0",
"status": "affected",
"version": "4.1",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Connext Micro",
"vendor": "RTI",
"versions": [
{
"lessThan": "4.0.*",
"status": "affected",
"version": "4.0.0",
"versionType": "custom"
},
{
"lessThan": "3.0.*",
"status": "affected",
"version": "3.0.0",
"versionType": "custom"
},
{
"lessThan": "2.4.*",
"status": "affected",
"version": "2.4.0",
"versionType": "custom"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1.0",
"versionStartIncluding": "4.1",
"vulnerable": true
}
],
"negated": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rti:connext_micro:*:*:*:*:*:*:*:*",
"versionEndExcluding": "4.0.*",
"versionStartIncluding": "4.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:rti:connext_micro:*:*:*:*:*:*:*:*",
"versionEndExcluding": "3.0.*",
"versionStartIncluding": "3.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:rti:connext_micro:*:*:*:*:*:*:*:*",
"versionEndExcluding": "2.4.*",
"versionStartIncluding": "2.4.0",
"vulnerable": true
}
],
"negated": false,
"operator": "OR"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Federico Maggi (Trend Micro Research), Ta-Lun Yen, and Chizuru Toyama (TXOne Networks, Trend Micro) reported these vulnerabilities to CISA. In addition, Patrick Kuo, Mars Cheng (TXOne Networks, Trend Micro), V\u00c3\u00adctor Mayoral-Vilches (Alias Robotics), and Erik Boasson (ADLINK Technology) also contributed to this research."
}
],
"descriptions": [
{
"lang": "en",
"value": "RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure."
}
],
"impacts": [
{
"capecId": "CAPEC-224",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-224: Fingerprinting"
}
]
},
{
"capecId": "CAPEC-490",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-490: Amplification"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "Security Extensions Enabled"
}
]
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "Security Extensions Enabled"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-406",
"description": "CWE-406 Insufficient Control of Network Message Volume (Network Amplification)",
"lang": "en",
"type": "CWE"
},
{
"cweId": "CWE-923",
"description": "CWE-923: Improper Restriction of Communication Channel to Intended Endpoints",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-06-23T12:13:04.553Z",
"orgId": "3f572a00-62e2-4423-959a-7ea25eff1638",
"shortName": "RTI"
},
"references": [
{
"url": "https://www.rti.com/vulnerabilities/#cve-2021-38487"
},
{
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02"
},
{
"url": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F"
}
],
"solutions": [
{
"lang": "en",
"value": "RTI recommends users apply the available patches for these issues. A patch is available on the RTI customer portal or by contacting RTI Support. Also, contact RTI Support for mitigations, including how to use RTI DDS Secure to mitigate against the network amplification issue."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Potential Network Amplification and Information Exposure in RTI Connext Professional and Connext Micro",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "ics-cert@hq.dhs.gov",
"ID": "CVE-2021-38487",
"STATE": "PUBLIC",
"TITLE": "RTI Connext DDS Professional and Connext DDS Secure Network Amplification"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Connext DDS Professional",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_name": "4.2x",
"version_value": "6.1.0"
}
]
}
},
{
"product_name": "Connext DDS Secure",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_name": "4.2x",
"version_value": "6.1.0"
}
]
}
},
{
"product_name": "Connext DDS Micro",
"version": {
"version_data": [
{
"version_affected": "\u003e=",
"version_value": "2.4"
}
]
}
}
]
},
"vendor_name": "RTI"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Federico Maggi (Trend Micro Research), Ta-Lun Yen, and Chizuru Toyama (TXOne Networks, Trend Micro) reported these vulnerabilities to CISA. In addition, Patrick Kuo, Mars Cheng (TXOne Networks, Trend Micro), V\u00c3\u00adctor Mayoral-Vilches (Alias Robotics), and Erik Boasson (ADLINK Technology) also contributed to this research."
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "RTI Connext DDS Professional, Connext DDS Secure versions 4.2x to 6.1.0, and Connext DDS Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-406 Insufficient Control of Network Message Volume (Network Amplification)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02",
"refsource": "CONFIRM",
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02"
},
{
"name": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F",
"refsource": "CONFIRM",
"url": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F"
}
]
},
"solution": [
{
"lang": "en",
"value": "RTI recommends users apply the available patches for these issues. A patch is available on the RTI customer portal or by contacting RTI Support. Also, contact RTI Support for mitigations, including how to use RTI DDS Secure to mitigate against the network amplification issue."
}
],
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"assignerShortName": "icscert",
"cveId": "CVE-2021-38487",
"datePublished": "2022-05-05T15:18:41.000Z",
"dateReserved": "2021-08-10T00:00:00.000Z",
"dateUpdated": "2025-06-23T12:13:04.553Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Vulnerability from fkie_nvd
Published
2022-05-05 17:15
Modified
2025-06-23 12:15
Severity ?
8.2 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Summary
RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| 3f572a00-62e2-4423-959a-7ea25eff1638 | https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F | Permissions Required, Vendor Advisory | |
| 3f572a00-62e2-4423-959a-7ea25eff1638 | https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 | Third Party Advisory, US Government Resource | |
| 3f572a00-62e2-4423-959a-7ea25eff1638 | https://www.rti.com/vulnerabilities/#cve-2021-38487 | ||
| af854a3a-2127-422b-91ae-364da2661108 | https://support.rti.com/s/login/?ec=302&startURL=%2Fs%2F | Permissions Required, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02 | Third Party Advisory, US Government Resource |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| rti | connext_dds_micro | * | |
| rti | connext_professional | * | |
| rti | connext_secure | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rti:connext_dds_micro:*:*:*:*:*:*:*:*",
"matchCriteriaId": "EFFBCF6A-4512-40EF-9FDF-1462FDE3046A",
"versionStartIncluding": "2.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
"matchCriteriaId": "AA8B526B-9A03-4C47-B76C-A50F239AA538",
"versionEndExcluding": "6.1.0",
"versionStartIncluding": "4.2",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:rti:connext_secure:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FFD081C5-E43F-4F6A-93F8-1215A075C474",
"versionEndExcluding": "6.1.0",
"versionStartIncluding": "4.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "RTI Connext Professional versions 4.1 to 6.1.0, and Connext Micro versions 2.4 and later are vulnerable when an attacker sends a specially crafted packet to flood target devices with unwanted traffic. This may result in a denial-of-service condition and information exposure."
},
{
"lang": "es",
"value": "RTI Connext DDS Professional, Connext DDS Secure versiones 4.2x a 6.1.0, y Connext DDS Micro versiones 2.4 y posteriores, son vulnerables cuando un atacante env\u00eda un paquete especialmente dise\u00f1ado para inundar los dispositivos de destino con tr\u00e1fico no deseado. Esto puede resultar en una condici\u00f3n de denegaci\u00f3n de servicio y a una exposici\u00f3n de informaci\u00f3n"
}
],
"id": "CVE-2021-38487",
"lastModified": "2025-06-23T12:15:21.893",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.4,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 4.2,
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"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:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.2,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"type": "Secondary"
}
]
},
"published": "2022-05-05T17:15:09.857",
"references": [
{
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"tags": [
"Permissions Required",
"Vendor Advisory"
],
"url": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F"
},
{
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02"
},
{
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"url": "https://www.rti.com/vulnerabilities/#cve-2021-38487"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required",
"Vendor Advisory"
],
"url": "https://support.rti.com/s/login/?ec=302\u0026startURL=%2Fs%2F"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"US Government Resource"
],
"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02"
}
],
"sourceIdentifier": "3f572a00-62e2-4423-959a-7ea25eff1638",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-406"
},
{
"lang": "en",
"value": "CWE-923"
}
],
"source": "3f572a00-62e2-4423-959a-7ea25eff1638",
"type": "Secondary"
}
]
}