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CVE-2025-9748

Tenda Ch22 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 0.84%
  1. Published31 Aug 2025

Description

A vulnerability was determined in Tenda CH22 1.0.0.1. Affected by this issue is the function fromIpsecitem of the file /goform/IPSECsave of the component httpd. Executing manipulation of the argument ipsecno can lead to stack-based buffer overflow. The attack may be performed from remote.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Tenda Ch22 Firmware1.0.0.1

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Frequently asked

Is CVE-2025-9748 being actively exploited?

CVE-2025-9748 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.84%.

How severe is CVE-2025-9748?

CVE-2025-9748 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.84% probability of exploitation.

Which products are affected by CVE-2025-9748?

Affected products include Tenda Ch22 Firmware.

How do I fix CVE-2025-9748?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-9748 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.