{ "CVE_data_meta": { "ASSIGNER": "vuln@krcert.or.kr", "ID": "CVE-2020-7881", "STATE": "PUBLIC", "TITLE": "AfreecaTV streamer service stack-based buffer overflow" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "afreecatvstreamer.exe", "version": { "version_data": [ { "platform": "Windows", "version_affected": "<=", "version_name": "1.0.0.1", "version_value": "2020.06.15" } ] } } ] }, "vendor_name": "AfreecaTV" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The vulnerability function is enabled when the streamer service related to the AfreecaTV communicated through web socket using 21201 port. A stack-based buffer overflow leading to remote code execution was discovered in strcpy() operate by \"FanTicket\" field. It is because of stored data without validation of length." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-190 Integer Overflow or Wraparound" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36357", "name": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36357" } ] }, "source": { "discovery": "UNKNOWN" } }