Stack-Based Buffer Overflow in Tenda CH22 Router
CVE-2025-9748

8.7HIGH

Key Information:

Vendor

Tenda
Status
Ch22
Vendor
CVE Published:
31 August 2025

What is CVE-2025-9748?

A security vulnerability has been identified in the Tenda CH22 router version 1.0.0.1, specifically in the handling of the ipsecno argument within the IPSECsave function of the httpd component. This flaw allows for a stack-based buffer overflow, potentially enabling attackers to execute arbitrary code remotely. Exploitation of this vulnerability could compromise the integrity and availability of the router, highlighting the importance of timely updates and security measures for affected users.

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Affected Version(s)

CH22 1.0.0.1

References

https://vuldb.com/?id.322049
vdb-entrytechnical-description
https://vuldb.com/?ctiid.322049
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https://vuldb.com/?submit.640422
third-party-advisory

CVSS V4

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

physicszq (VulDB User)
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