CVE-2024-4066

moderate-risk
Published 2024-04-23

A vulnerability classified as critical has been found in Tenda AC8 16.03.34.09. Affected is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation of the argument wanMTU/wanSpeed/cloneType/mac/serviceName/serverName leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-261792. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Do I need to act?

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0.36% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Tenda

References (8)

Exploit https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC8/fromAdvSetMacM...
Permissions Required https://vuldb.com/?ctiid.261792
Third Party Advisory https://vuldb.com/?id.261792
Third Party Advisory https://vuldb.com/?submit.316495
Exploit https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC8/fromAdvSetMacM...
Permissions Required https://vuldb.com/?ctiid.261792
Third Party Advisory https://vuldb.com/?id.261792
Third Party Advisory https://vuldb.com/?submit.316495
36
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal