{"id":"CVE-2020-24214","aliases":["EUVD-2020-16949","GHSA-hx3r-63cv-95wc"],"status":"published","title":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders...","description":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.35393,"percentile":0.9847,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2020-10-06T12:58:05Z","modified":"2026-06-17T03:05:18Z","exploits":[{"source":"exploitdb","id":"EDB-48903","title":"HiSilicon Video Encoders - Unauthenticated RTSP buffer overflow (DoS)","type":"webapps","platform":"hardware","date":"2020-10-19","url":"https://www.exploit-db.com/exploits/48903"}],"products":[{"vendor":"jtechdigital","product":"h.264_iptv_encoder_1080p\\@60hz_firmware"},{"vendor":"provideoinstruments","product":"vecaster-4k-hevc_firmware"},{"vendor":"provideoinstruments","product":"vecaster-hd-h264_firmware"},{"vendor":"provideoinstruments","product":"vecaster-hd-hevc_firmware"},{"vendor":"provideoinstruments","product":"vecaster-hd-sdi_firmware"},{"vendor":"szuray","product":"iptv\\/h.264_video_encoder_firmware"},{"vendor":"szuray","product":"iptv\\/h.265_video_encoder_firmware"}],"references":[{"url":"https://www.kb.cert.org/vuls/id/896979","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://kojenov.com/2020-09-15-hisilicon-encoder-vulnerabilities/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/159605/HiSilicon-Video-Encoder-Buffer-Overflow-Denial-Of-Service.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-24214"},{"url":"https://github.com/advisories/GHSA-hx3r-63cv-95wc"}],"sources":{"cve":[{"id":"CVE-2020-24214","description":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device.","status":"published","published":"2020-10-06T12:58:05Z","modified":"2024-08-04T15:12:08.326Z","updated_at":"2026-11-02T14:35:54.468882Z"}],"euvd":[{"id":"EUVD-2020-16949","description":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device.","status":"published","published":"2020-10-06T12:58:05Z","modified":"2024-08-04T15:12:08Z","updated_at":"2026-11-03T03:07:20.249898Z"}],"ghsa":[{"id":"GHSA-hx3r-63cv-95wc","title":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders...","description":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device.","status":"published","published":"2022-05-24T17:30:09Z","modified":"2023-01-29T05:04:16Z","updated_at":"2026-11-02T14:45:30.813688Z"}],"nvd":[{"id":"CVE-2020-24214","description":"An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. Attackers can send a crafted unauthenticated RTSP request to cause a buffer overflow and application crash. The device will not be able to perform its main purpose of video encoding and streaming for up to a minute, until it automatically reboots. Attackers can send malicious requests once a minute, effectively disabling the device.","status":"published","published":"2020-10-06T13:15:13.637Z","modified":"2026-06-17T03:05:18.47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:17.70091Z"}]}}