Critical severity9.8NVD Advisory· Published Oct 6, 2020· Updated Jun 17, 2026
CVE-2020-24214
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.
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Affected products
2- HiSilicon/IPTV/H.264/H.265 video encodersdescription
Patches
Vulnerability mechanics
References
3- packetstormsecurity.com/files/159605/HiSilicon-Video-Encoder-Buffer-Overflow-Denial-Of-Service.htmlnvdExploitThird Party Advisory
- kojenov.com/2020-09-15-hisilicon-encoder-vulnerabilities/nvdExploitThird Party Advisory
- www.kb.cert.org/vuls/id/896979nvdThird Party AdvisoryUS Government Resource
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