CVE-2021-38443

Eclipse CycloneDDS versions prior to 0.8.0 improperly handle invalid structures, which may allow an attacker to write arbitrary values in the XML parser.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://projects.eclipse.org/projects/iot.cyclonedds	Product
https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

cpe:2.3:a:eclipse:cyclonedds:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-05-05 17:15

Updated : 2024-02-28 19:09

NVD link : CVE-2021-38443

Mitre link : CVE-2021-38443

CVE.ORG link : CVE-2021-38443

JSON object : View

Products Affected

eclipse

cyclonedds

CWE

CWE-228

Improper Handling of Syntactically Invalid Structure

{"id": "CVE-2021-38443", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.6, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 1.8}]}, "published": "2022-05-05T17:15:09.610", "references": [{"url": "https://projects.eclipse.org/projects/iot.cyclonedds", "tags": ["Product"], "source": "ics-cert@hq.dhs.gov"}, {"url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-315-02", "tags": ["Third Party Advisory", "US Government Resource"], "source": "ics-cert@hq.dhs.gov"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "ics-cert@hq.dhs.gov", "description": [{"lang": "en", "value": "CWE-228"}]}], "descriptions": [{"lang": "en", "value": "Eclipse CycloneDDS versions prior to 0.8.0 improperly handle invalid structures, which may allow an attacker to write arbitrary values in the XML parser."}, {"lang": "es", "value": "Eclipse CycloneDDS versiones anteriores a 0.8.0, manejan inapropiadamente las estructuras no v\u00e1lidas, lo que puede permitir a un atacante escribir valores arbitrarios en el analizador XML"}], "lastModified": "2022-05-13T03:54:51.587", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:eclipse:cyclonedds:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CCB5CFFE-D864-4B96-A625-4FDA95D9D2A9", "versionEndExcluding": "0.8.0"}], "operator": "OR"}]}], "sourceIdentifier": "ics-cert@hq.dhs.gov"}