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{"id": "UB:CVE-2020-18734", "vendorId": null, "type": "ubuntucve", "bulletinFamily": "info", "title": "CVE-2020-18734", "description": "A stack buffer overflow in /ddsi/q_bitset.h of Eclipse IOT Cyclone DDS\nProject v0.1.0 causes the DDS subscriber server to crash.", "published": "2021-08-23T00:00:00", "modified": "2021-08-23T00:00:00", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}, "cvss2": {"acInsufInfo": false, "cvssV2": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false}, "cvss3": {"cvssV3": {"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"}, "exploitabilityScore": 3.9, "impactScore": 3.6}, "href": "https://ubuntu.com/security/CVE-2020-18734", "reporter": "ubuntu.com", "references": ["https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-18734", "https://projects.eclipse.org/projects/iot.cyclonedds", "https://github.com/eclipse-cyclonedds/cyclonedds", "https://github.com/eclipse-cyclonedds/cyclonedds/issues/476", "https://nvd.nist.gov/vuln/detail/CVE-2020-18734", "https://launchpad.net/bugs/cve/CVE-2020-18734", "https://security-tracker.debian.org/tracker/CVE-2020-18734"], "cvelist": ["CVE-2020-18734"], "immutableFields": [], "lastseen": "2022-01-21T20:18:25", "viewCount": 11, "enchantments": {"dependencies": {"references": [{"type": "cve", "idList": ["CVE-2020-18734"]}], "rev": 4}, "score": {"value": 6.1, "vector": "NONE"}, "backreferences": {"references": [{"type": "cve", "idList": ["CVE-2020-18734"]}]}, "exploitation": null, "vulnersScore": 6.1}, "affectedPackage": [{"OS": "ubuntu", "OSVersion": "Upstream", "arch": "noarch", "packageVersion": "any", "packageFilename": "UNKNOWN", "operator": "lt", "status": "needs triage", "packageName": "cyclonedds"}, {"OS": "ubuntu", "OSVersion": "21.10", "arch": "noarch", "packageVersion": "any", "packageFilename": "UNKNOWN", "operator": "lt", "status": "needs triage", "packageName": "cyclonedds"}], "bugs": [], "_state": {"dependencies": 1646315215}}

{"cve": [{"lastseen": "2022-03-23T14:48:23", "description": "A stack buffer overflow in /ddsi/q_bitset.h of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2021-08-23T21:15:00", "type": "cve", "title": "CVE-2020-18734", "cwe": ["CWE-787"], "bulletinFamily": "NVD", "cvss2": {"severity": "MEDIUM", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "PARTIAL", "integrityImpact": "NONE", "baseScore": 5.0, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 2.9, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2020-18734"], "modified": "2021-08-30T17:02:00", "cpe": ["cpe:/a:eclipse:cyclone_data_distribution_service:0.1.0"], "id": "CVE-2020-18734", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-18734", "cvss": {"score": 5.0, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P"}, "cpe23": ["cpe:2.3:a:eclipse:cyclone_data_distribution_service:0.1.0:*:*:*:*:*:*:*"]}]}