{"id": "ZDI-18-583", "vendorId": null, "type": "zdi", "bulletinFamily": "info", "title": "npm mosca Regular Expression Parsing Denial-of-Service Vulnerability", "description": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system.", "published": "2018-06-13T00:00:00", "modified": "2018-06-13T00:00:00", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}, "cvss2": {"cvssV2": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "HIGH", "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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6}, "href": "https://www.zerodayinitiative.com/advisories/ZDI-18-583/", "reporter": "Federico \"phretor\" Maggi of Trend Micro Security Research and Davide \"_ocean\" Quarta", "references": [], "cvelist": ["CVE-2018-11615"], "immutableFields": [], "lastseen": "2022-02-10T00:00:00", "viewCount": 1, "enchantments": {"dependencies": {"references": [{"type": "checkpoint_advisories", "idList": ["CPAI-2018-1516"]}, {"type": "cve", "idList": ["CVE-2018-11615"]}, {"type": "github", "idList": ["GHSA-WQG7-VRJ7-V82H"]}, {"type": "osv", "idList": ["OSV:GHSA-WQG7-VRJ7-V82H"]}], "rev": 4}, "score": {"value": 4.8, "vector": "NONE"}, "backreferences": {"references": [{"type": "checkpoint_advisories", "idList": ["CPAI-2018-1516"]}, {"type": "cve", "idList": ["CVE-2018-11615"]}, {"type": "github", "idList": ["GHSA-WQG7-VRJ7-V82H"]}]}, "exploitation": null, "vulnersScore": 4.8}, "_state": {"dependencies": 1645534208}}

{"checkpoint_advisories": [{"lastseen": "2021-12-17T11:14:18", "description": "A denial-of-service vulnerability exists in mosca project mosca 2.8.1. Successful exploitation of this vulnerability would allow a remote attacker to create a denial of service condition on the affected system.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "baseScore": 7.5, "privilegesRequired": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "userInteraction": "NONE", "version": "3.0"}, "impactScore": 3.6}, "published": "2020-06-25T00:00:00", "type": "checkpoint_advisories", "title": "Mosca Project Denial of Service (CVE-2018-11615)", "bulletinFamily": "info", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "COMPLETE", "integrityImpact": "NONE", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-11615"], "modified": "2020-06-25T00:00:00", "id": "CPAI-2018-1516", "href": "", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}], "github": [{"lastseen": "2021-12-22T11:54:49", "description": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system.", "cvss3": {"exploitabilityScore": 3.9, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "NONE", "attackComplexity": "LOW", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "NONE", "baseScore": 7.5, "privilegesRequired": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "userInteraction": "NONE", "version": "3.0"}, "impactScore": 3.6}, "published": "2018-08-31T06:22:50", "type": "github", "title": "High severity vulnerability that affects mosca", "bulletinFamily": "software", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "COMPLETE", "integrityImpact": "NONE", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-11615"], "modified": "2021-01-08T01:48:06", "id": "GHSA-WQG7-VRJ7-V82H", "href": "https://github.com/advisories/GHSA-wqg7-vrj7-v82h", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}], "osv": [{"lastseen": "2022-05-12T01:32:04", "description": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system.", "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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-08-31T06:22:50", "type": "osv", "title": "High severity vulnerability that affects mosca", "bulletinFamily": "software", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "COMPLETE", "integrityImpact": "NONE", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-11615"], "modified": "2020-06-16T22:01:00", "id": "OSV:GHSA-WQG7-VRJ7-V82H", "href": "https://osv.dev/vulnerability/GHSA-wqg7-vrj7-v82h", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}}], "cve": [{"lastseen": "2022-03-23T12:23:11", "description": "This vulnerability allows remote attackers to deny service on vulnerable installations of npm mosca 2.8.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of topics. A crafted regular expression can cause the broker to crash. An attacker can leverage this vulnerability to deny access to the target system. Was ZDI-CAN-6306.", "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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0", "userInteraction": "NONE"}, "impactScore": 3.6}, "published": "2018-08-30T12:29:00", "type": "cve", "title": "CVE-2018-11615", "cwe": ["CWE-185"], "bulletinFamily": "NVD", "cvss2": {"severity": "HIGH", "exploitabilityScore": 10.0, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "LOW", "confidentialityImpact": "NONE", "availabilityImpact": "COMPLETE", "integrityImpact": "NONE", "baseScore": 7.8, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.9, "obtainUserPrivilege": false}, "cvelist": ["CVE-2018-11615"], "modified": "2019-10-09T23:33:00", "cpe": ["cpe:/a:mosca_project:mosca:2.8.1"], "id": "CVE-2018-11615", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-11615", "cvss": {"score": 7.8, "vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C"}, "cpe23": ["cpe:2.3:a:mosca_project:mosca:2.8.1:*:*:*:*:node.js:*:*"]}]}