{"id":"CVE-2021-34067","aliases":["EUVD-2021-20737","GHSA-q986-j2vp-cgg9"],"status":"published","title":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS)...","description":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0083,"percentile":0.57808,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-06-23T21:56:04Z","modified":"2026-06-17T03:55:26Z","products":[{"vendor":"tsmuxer_project","product":"tsmuxer"}],"references":[{"url":"https://github.com/justdan96/tsMuxer/pull/422/files","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/justdan96/tsMuxer/issues/424","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34067"},{"url":"https://github.com/advisories/GHSA-q986-j2vp-cgg9"}],"sources":{"cve":[{"id":"CVE-2021-34067","description":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.","status":"published","published":"2021-06-23T21:56:04Z","modified":"2024-08-04T00:05:52.445Z","updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-20737","description":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.","status":"published","published":"2021-06-23T21:56:04Z","modified":"2024-08-04T00:05:52Z","updated_at":"2026-11-03T03:24:33.318275Z"}],"ghsa":[{"id":"GHSA-q986-j2vp-cgg9","title":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS)...","description":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.","status":"published","published":"2022-05-24T19:06:04Z","modified":"2023-01-29T05:08:06Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:12.058225Z"}],"nvd":[{"id":"CVE-2021-34067","description":"Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.","status":"published","published":"2021-06-23T22:15:08.463Z","modified":"2026-06-17T03:55:26.813Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:54.892562Z"}]}}