Cookie Configuration Issue in Digisol Router Affects User Security
CVE-2025-53757

8.7HIGH

Key Information:

Vendor

Digisol

Status
Xpon Onu Wi-fi Router (dg-gr6821ac)
Vendor
CVE Published:
16 July 2025

What is CVE-2025-53757?

A misconfiguration in the session cookies of the Digisol DG-GR6821AC Router allows remote attackers to exploit the vulnerability. The absence of Secure and HttpOnly flags on session cookies can lead to interception of these cookies transmitted over unsecure HTTP connections. Once captured, attackers can gain unauthorized access to sensitive information and control over the affected device, emphasizing the importance of proper cookie management for enhanced security.

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Deploy the Patch

Affected Version(s)

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

References

https://www.cert-in.org.in/s2cMainServlet?pageid=PUBVLNOT...
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

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