CVE-2024-3906: Tenda AC500 QuickIndex formQuickIndex stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-04-17 · updated 2026-06-17
Weakness: CWE-121

Description

A vulnerability was found in Tenda AC500 2.0.1.9(1307). It has been declared as critical. This vulnerability affects the function formQuickIndex of the file /goform/QuickIndex. The manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-261142 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Tenda AC500: 2.0.1.9(1307)

References

https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formQuickIndex.md
https://vuldb.com/?ctiid.261142
https://vuldb.com/?id.261142
https://vuldb.com/?submit.313801
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formQuickIndex.md
https://vuldb.com/?ctiid.261142
https://vuldb.com/?id.261142
https://vuldb.com/?submit.313801

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