Buffer Overflow Vulnerability in TOTOLINK A3100R by TOTOLINK
CVE-2025-45790

9.8CRITICAL

Key Information:

Vendor

TOTOLINK
Status
A3100R
Vendor
CVE Published:
8 May 2025

What is CVE-2025-45790?

The TOTOLINK A3100R router, specifically version V5.9c.1527, is susceptible to a buffer overflow due to the improper handling of the priority parameter in the setMacQos interface within the /lib/cste_modules/firewall.so component. This vulnerability may allow attackers to execute arbitrary code, potentially compromising the security and functionality of the device.

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References

https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIO...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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