7.5
HIGH
CVE-2021-31793
NightOwl WDB-20-V2 Remote File Inclusion
Description

An issue exists on NightOwl WDB-20-V2 WDB-20-V2_20190314 devices that allows an unauthenticated user to gain access to snapshots and video streams from the doorbell. The binary app offers a web server on port 80 that allows an unauthenticated user to take a snapshot from the doorbell camera via the /snapshot URI.

INFO

Published Date :

May 6, 2021, 5:15 p.m.

Last Modified :

July 12, 2022, 5:42 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-31793 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nightowlsp wdb-20_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-31793.

URL Resource
https://cloud.binary.ninja/embed/f4400a22-c438-403a-bf2a-939ca44a4f6b Third Party Advisory
https://gist.github.com/tj-oconnor/16a4116050bbcb4717315f519b944f1f Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-31793 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-31793 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 12, 2022

    Action Type Old Value New Value
    Changed CWE CWE-863 CWE-306
  • Initial Analysis by [email protected]

    May. 18, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://cloud.binary.ninja/embed/f4400a22-c438-403a-bf2a-939ca44a4f6b No Types Assigned https://cloud.binary.ninja/embed/f4400a22-c438-403a-bf2a-939ca44a4f6b Third Party Advisory
    Changed Reference Type https://gist.github.com/tj-oconnor/16a4116050bbcb4717315f519b944f1f No Types Assigned https://gist.github.com/tj-oconnor/16a4116050bbcb4717315f519b944f1f Third Party Advisory
    Added CWE NIST CWE-863
    Added CPE Configuration AND OR *cpe:2.3:o:nightowlsp:wdb-20_firmware:20190314:*:*:*:*:*:*:* OR cpe:2.3:h:nightowlsp:wdb-20:v2:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-31793 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.15 }} 0.01%

score

0.50962

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability