Default Credential Vulnerability in JM-DATA ONU JF511-TV by JM-DATA
CVE-2022-50803

9.3CRITICAL

Key Information:

Vendor

Jm-data Onu

Status
Jf511-tv
Vendor
CVE Published:
30 December 2025

Badges

👾 Exploit Exists

What is CVE-2022-50803?

The JM-DATA ONU JF511-TV version 1.0.67 is vulnerable due to the use of default credentials, which can be exploited by attackers to gain unauthorized administrative access to the device. This flaw highlights the critical need for users to change default settings to strengthen device security. Attackers could leverage this vulnerability to manipulate device settings or intercept data, posing significant risks to network integrity.

Affected Version(s)

JF511-TV 1.0.67

JF511-TV 1.0.62

JF511-TV 1.0.55

References

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-57...
third-party-advisory
https://packetstormsecurity.com/files/167487/
exploit
https://cxsecurity.com/issue/WLB-2022060058
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

Neurogenesia
JSON
.