What is CVE-2020-28713?

CVE-2020-28713 is a medium-severity vulnerability in Nightowlsp Smart Doorbell, classified under Authentication Bypass by Capture-replay. CVSS score: 6.5/10. Published 2021-06-08.

How severe is CVE-2020-28713?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Nightowlsp Smart Doorbell

CVE-2020-28713

Incorrect access control in push notification service in Night Owl Smart Doorbell FW version 20190505 allows remote users to send push notification events via an exposed PNS server. A remote attacker can passively record push notification events which are sent over an insecure web request. The web service does not authenticate requests, and allows attackers to send an indefinite amount of motion or doorbell events to a user's mobile application by either replaying or deliberately crafting false events.

EPSS: 0.014 (68.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H.

Affected products

Nightowlsp Smart_doorbell
Nightowlsp Smart_doorbell_firmware — versions 20190505
N/a — versions n/a

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-28713?: CVE-2020-28713 is a medium-severity vulnerability in Nightowlsp Smart Doorbell, classified under Authentication Bypass by Capture-replay. CVSS score: 6.5/10. Published 2021-06-08.
How severe is CVE-2020-28713?: Medium severity. CVSS v3 base score is 6.5 out of 10.