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{"id": "55AE9A7E-6A75-5D39-9A50-890FAA2B30D9", "vendorId": null, "type": "githubexploit", "bulletinFamily": "exploit", "title": "Exploit for Download of Code Without Integrity Check in Tencent Gameloop", "description": "**CVEID**: CVE-2021-33879\n\n**Name of the affected product(s) and...", "published": "2021-06-06T18:05:30", "modified": "2021-06-07T07:48:02", "cvss": {"score": 6.8, "vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P"}, "cvss2": {"acInsufInfo": false, "cvssV2": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false}, "cvss3": {"cvssV3": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9}, "href": "", "reporter": "", "references": [], "cvelist": ["CVE-2021-33879"], "immutableFields": [], "lastseen": "2021-12-10T15:23:43", "viewCount": 19, "enchantments": {"dependencies": {"references": [{"type": "cve", "idList": ["CVE-2021-33879"]}], "rev": 4}, "score": {"value": 8.0, "vector": "NONE"}, "backreferences": {"references": [{"type": "cve", "idList": ["CVE-2021-33879"]}, {"type": "kitploit", "idList": ["KITPLOIT:3449843613571411531"]}, {"type": "threatpost", "idList": ["THREATPOST:99DC4B497599503D640FDFD9A2DC5FA3"]}]}, "exploitation": null, "epss": [{"cve": "CVE-2021-33879", "epss": "0.002040000", "percentile": "0.566470000", "modified": "2023-03-18"}], "vulnersScore": 8.0}, "_state": {"dependencies": 1659919447, "score": 1684011499, "epss": 1679157345}, "_internal": {"score_hash": "f444e4696c3ab21093ca756a5e66dc62"}, "privateArea": 1}

{"cve": [{"lastseen": "2023-05-23T15:29:30", "description": "Tencent GameLoop before 4.1.21.90 downloaded updates over an insecure HTTP connection. A malicious attacker in an MITM position could spoof the contents of an XML document describing an update package, replacing a download URL with one pointing to an arbitrary Windows executable. Because the only integrity check would be a comparison of the downloaded file's MD5 checksum to the one contained within the XML document, the downloaded executable would then be executed on the victim's machine.", "cvss3": {"exploitabilityScore": 2.2, "cvssV3": {"baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "attackComplexity": "HIGH", "scope": "UNCHANGED", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "baseScore": 8.1, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1", "userInteraction": "NONE"}, "impactScore": 5.9}, "published": "2021-06-06T20:15:00", "type": "cve", "title": "CVE-2021-33879", "cwe": ["CWE-494"], "bulletinFamily": "NVD", "cvss2": {"severity": "MEDIUM", "exploitabilityScore": 8.6, "obtainAllPrivilege": false, "userInteractionRequired": false, "obtainOtherPrivilege": false, "cvssV2": {"accessComplexity": "MEDIUM", "confidentialityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "baseScore": 6.8, "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0", "accessVector": "NETWORK", "authentication": "NONE"}, "impactScore": 6.4, "acInsufInfo": false, "obtainUserPrivilege": false}, "cvelist": ["CVE-2021-33879"], "modified": "2021-06-15T18:27:00", "cpe": [], "id": "CVE-2021-33879", "href": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-33879", "cvss": {"score": 6.8, "vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P"}, "cpe23": []}]}