{"id":"CVE-2020-7949","aliases":["EUVD-2020-28871","GHSA-hhpc-f2cg-h393"],"status":"published","title":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution...","description":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is mishandled during a GetValue call.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.04165,"percentile":0.90968,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2020-01-27T16:40:45Z","modified":"2026-06-17T03:25:40Z","exploits":[{"source":"exploitdb","id":"EDB-48031","title":"Dota 2 7.23f - Denial of Service (PoC)","type":"dos","platform":"windows","date":"2020-02-10","url":"https://www.exploit-db.com/exploits/48031"}],"products":[{"vendor":"valvesoftware","product":"dota_2"}],"references":[{"url":"https://github.com/bi7s/CVE/tree/master/CVE-2020-7949","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7949"},{"url":"https://github.com/advisories/GHSA-hhpc-f2cg-h393"}],"sources":{"cve":[{"id":"CVE-2020-7949","description":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is mishandled during a GetValue call.","status":"published","published":"2020-01-27T16:40:45Z","modified":"2024-08-04T09:48:24.711Z","updated_at":"2026-11-02T14:35:58.787905Z"}],"euvd":[{"id":"EUVD-2020-28871","description":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is mishandled during a GetValue call.","status":"published","published":"2020-01-27T16:40:45Z","modified":"2024-08-04T09:48:24Z","updated_at":"2026-11-03T03:07:58.506831Z"}],"ghsa":[{"id":"GHSA-hhpc-f2cg-h393","title":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution...","description":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is mishandled during a GetValue call.","status":"published","published":"2022-05-24T17:07:29Z","modified":"2023-01-29T05:01:24Z","updated_at":"2026-11-02T14:44:48.898243Z"}],"nvd":[{"id":"CVE-2020-7949","description":"schemasystem.dll in Valve Dota 2 before 7.23f allows remote attackers to achieve code execution or denial of service by creating a gaming server and inviting a victim to this server, because a crafted map is mishandled during a GetValue call.","status":"published","published":"2020-01-27T17:15:12.34Z","modified":"2026-06-17T03:25:40.843Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:53.837808Z"}]}}