CVE-2020-24217H.264 Iptv Encoder 1080p\@60hz Firmware Missing Authentication
The file-upload endpoint does not enforce authentication.
Published Oct 6, 2020 · Updated Nov 21, 2024
Key Facts
Patch immediately- CVE-2020-24217 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting H.264 Iptv Encoder 1080p\@60hz Firmware (Jtechdigital), Vecaster-4k-Hevc Firmware (Provideoinstruments), Vecaster-Hd-H264 Firmware (Provideoinstruments) and 4 more products.
- It is exploited in the wild, listed in Industry KEV feed since Nov 6, 2020. Public exploit code is available.
- EPSS estimates a 40% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Scores
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
40%
Higher than 98.6% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
50/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Nov 6, 2020
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
4
Proof-of-concept links
In-the-wild evidence
2
Reports of active use
Advisories And Exploit References
Description
An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders. The file-upload endpoint does not enforce authentication. Attackers can send an unauthenticated HTTP request to upload a custom firmware component, possibly in conjunction with command injection, to achieve arbitrary code execution.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| Industry KEV feed | Nov 6, 2020 | n/a | Not reported |
Affected Products
7 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| H.264 Iptv Encoder 1080p\@60hz FirmwareJtechdigital | See advisory | n/a |
| Vecaster-4k-Hevc FirmwareProvideoinstruments | See advisory | n/a |
| Vecaster-Hd-H264 FirmwareProvideoinstruments | See advisory | n/a |
| Vecaster-Hd-Hevc FirmwareProvideoinstruments | See advisory | n/a |
| Vecaster-Hd-Sdi FirmwareProvideoinstruments | See advisory | n/a |
Timeline
Publicly disclosed
Oct 6, 2020
Added to Industry KEV feed
Nov 6, 2020
Last updated
Nov 21, 2024
Weakness Type
- CWE-306 Missing Authentication for Critical Function
References
- advisorykb.cert.org · 896979
- exploitpacketstormsecurity.com · HiSilicon-Video-Encoder-Command-Injection.html
- exploitpacketstormsecurity.com · HiSilicon-Video-Encoder-Malicious-Firmware-Code…
- exploitkojenov.com · 2020-09-15-hisilicon-encoder-vulnerabilities
- exploitVulnCheck exploitation report
FAQ
Common Questions.
An issue was discovered in the box application on HiSilicon based IPTV/H.264/H.265 video encoders.
Affected: H.264 Iptv Encoder 1080p\@60hz Firmware (Jtechdigital); Vecaster-4k-Hevc Firmware (Provideoinstruments); Vecaster-Hd-H264 Firmware (Provideoinstruments), among others. The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed since Nov 6, 2020.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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