Buffer Overflow Vulnerability in TOTOLINK A810R Router
CVE-2025-28022

7.3HIGH

Key Information:

Vendor

TOTOLINK
Status
A810R
Vendor
CVE Published:
23 April 2025

What is CVE-2025-28022?

The TOTOLINK A810R router is susceptible to a buffer overflow vulnerability via the downloadFile.cgi interface. This vulnerability is triggered through an improper handling of the v25 parameter, which can potentially allow unauthorized access and manipulation of the device's memory. If exploited, this security flaw could compromise network integrity, expose sensitive data, and allow malicious actors to execute arbitrary code on the device.

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References

https://locrian-lightning-dc7.notion.site/BufferOverflow3...
https://locrian-lightning-dc7.notion.site/CVE-2025-28022-...

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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