Orvc
CVE-2023-28386
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
Snap One OvrC Pro devices versions 7.2 and prior do not validate firmware updates correctly. The device only calculates the MD5 hash of the firmware and does not check using a private-public key mechanism. The lack of complete PKI system firmware signature could allow attackers to upload arbitrary firmware updates, resulting in code execution.
AnalysisAI
Snap One OvrC Pro devices versions 7.2 and prior do not validate firmware updates correctly. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-354. Snap One OvrC Pro devices versions 7.2 and prior do not validate firmware updates correctly. The device only calculates the MD5 hash of the firmware and does not check using a private-public key mechanism. The lack of complete PKI system firmware signature could allow attackers to upload arbitrary firmware updates, resulting in code execution. Affected products include: Snapone Orvc.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Snap One OvrC cloud servers contain a route an attacker can use to bypass requirements and claim devices outright. Rated
Snap One OvrC Pro versions prior to 7.2 have their own locally running web server accessible both from the local network
Snap One OvrC Pro versions prior to 7.3 use HTTP connections when downloading a program from their servers. Rated high s
The Hub in the Snap One OvrC cloud platform is a device used to centralize and manage nested devices connected to it. Ra
In Snap One OvrC Pro versions prior to 7.2, when logged into the superuser account, a new functionality appears that cou
Devices using Snap One OvrC cloud are sent to a web address when accessing a web management interface using a HTTP conne
When supplied with a random MAC address, Snap One OvrC cloud servers will return information about the device. Rated med
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External POC / Exploit Code
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