CVE-2025-53756 - CVE House
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Status published High CVE-2025-53756

Cleartext Transmission Vulnerability in Digisol DG-GR6821AC Router

Vulnerability Description

This vulnerability exists in Digisol DG-GR6821AC Router due to cleartext transmission of credentials in its web management interface. A remote attacker could exploit this vulnerability by intercepting the network traffic and capturing cleartext credentials. Successful exploitation of this vulnerability could allow the attacker to gain unauthorized access to the targeted device.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • This vulnerability is reported by Shravan Singh from Kavach IoT Security.

References

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CVE-2025-53755
Cleartext Storage Vulnerability in Digisol DG-GR6821AC Router
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CVE-2025-53754
Hard-coded Credentials Vulnerability in Digisol DG-GR6821AC Router
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CVE-2024-4232
Password Storage in Plaintext Vulnerability in Digisol Router
Medium 5.4

Affected Vendor

Affected Software

XPON ONU Wi-Fi Router (DG-GR6821AC)
Vulnerable Versions:
V3.2.XX

Timeline

Official Publish: July 16th, 2025
Last Modified: July 16th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-319

MITRE ATT&CK TTPs

T1040 Network Sniffing
Collection
T1557 Adversary-in-the-Middle
Credential Access
T1552 Unsecured Credentials
Credential Access
T1078 Valid Accounts
Persistence
T1071 Application Layer Protocol
Command and Control