Hardcoded Telnet Credentials in Denver SHC-150 Smart Wifi Camera
CVE-2021-47796

9.3CRITICAL

Key Information:

Vendor

Denver

Status
Smart Wifi Camera
Vendor
CVE Published:
15 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47796?

The Denver SHC-150 Smart Wifi Camera suffers from a significant vulnerability due to hardcoded telnet credentials. This issue enables unauthorized attackers to connect to the camera via port 23, allowing them to execute arbitrary commands on the device's Linux operating system. This risk can lead to complete control over the camera, potentially compromising both user privacy and security.

Affected Version(s)

Smart Wifi Camera SHC-150

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47796 - Proof of Concept

References

https://www.exploit-db.com/exploits/50160
exploit
http://old.denver.eu/products/smart-home-security/ip-came...
product
https://www.vulncheck.com/advisories/denver-smart-wifi-ca...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ivan Nikolsky (enty8080)
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