CVE-2025-5799

Tenda Ac8 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 1.23%

Published6 Jun 2025

Description

A vulnerability was found in Tenda AC8 16.03.34.09. It has been declared as critical. Affected by this vulnerability is the function fromSetWirelessRepeat of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

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 Ac8 Firmware16.03.34.09

Remediation

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

References

https://lavender-bicycle-a5a.notion.site/Tenda-AC8-fromSetWirelessRepeat-20a53a41781f803d9156f0babaf94fcaExploitThird Party Advisory
https://lavender-bicycle-a5a.notion.site/Tenda-AC8-fromSetWirelessRepeat-20a53a41781f803d9156f0babaf94fca?source=copy_linkExploitThird Party Advisory
https://vuldb.com/?ctiid.311353Permissions Required
https://vuldb.com/?id.311353Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.591270Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/Product

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

Frequently asked

Is CVE-2025-5799 being actively exploited?

CVE-2025-5799 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.23%.

How severe is CVE-2025-5799?

CVE-2025-5799 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 1.23% probability of exploitation.

Which products are affected by CVE-2025-5799?

Affected products include Tenda Ac8 Firmware.

How do I fix CVE-2025-5799?

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-2025-5799 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.