CVE-2020-11623

Name: CVE-2020-11623
Creator: NVD / NIST
Published: 2020-07-23T20:15:11.567+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.44%

Last modified Jun 17, 2026

CVE-2020-11623 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. An issue was discovered in AvertX Auto focus Night Vision HD Indoor/Outdoor IP Dome Camera HD838 and Night Vision HD Indoor/Outdoor Mini IP Bullet Camera HD438. An attacker with physical access to the UART interface could access additional diagnostic and configuration functionalities as well as the camera's bootloader. EPSS estimates a 0.44% chance of exploitation in the next 30 days.

Description

An issue was discovered in AvertX Auto focus Night Vision HD Indoor/Outdoor IP Dome Camera HD838 and Night Vision HD Indoor/Outdoor Mini IP Bullet Camera HD438. An attacker with physical access to the UART interface could access additional diagnostic and configuration functionalities as well as the camera's bootloader. Successful exploitation could compromise confidentiality, integrity, and availability of the affected system. It could even render the device inoperable.

Metrics

CVSS 3.1

6.8/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.44%

34.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Avertx	Hd838 Firmware	All versions
Avertx	Hd438 Firmware	All versions

References

https://unit42.paloaltonetworks.com/avertx-ip-cameras-vulnerabilities/Exploit, Patch, Third Party Advisory
https://unit42.paloaltonetworks.com/avertx-ip-cameras-vulnerabilities/Exploit, Patch, Third Party Advisory

Timeline

Published: Jul 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-11623?

How severe is CVE-2020-11623?

CVE-2020-11623 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11623?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-11623?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST