CVE-2020-24214

high-risk
Published 2020-10-06

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.

Do I need to act?

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35.7% chance of exploitation in next 30 days
EPSS score — higher than 64% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
48903
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (7)

Affected Vendors

Szuray Jtechdigital Provideoinstruments

References (6)

Exploit http://packetstormsecurity.com/files/159605/HiSilicon-Video-Encoder-Buffer-Overf...
Exploit https://kojenov.com/2020-09-15-hisilicon-encoder-vulnerabilities/
Third Party Advisory https://www.kb.cert.org/vuls/id/896979
Exploit http://packetstormsecurity.com/files/159605/HiSilicon-Video-Encoder-Buffer-Overf...
Exploit https://kojenov.com/2020-09-15-hisilicon-encoder-vulnerabilities/
Third Party Advisory https://www.kb.cert.org/vuls/id/896979
62
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 16/34 · Moderate
Exposure 14/34 · Moderate