What’s Vulnerable › Vulnerabilities

CVE-2024-3909: Tenda AC500 execCommand formexeCommand stack-based overflow

• Severity: critical (CVSS 9.8 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: none known
• Published: 2024-04-17 · updated 2026-06-17
• Weakness: CWE-121

Description

A vulnerability classified as critical was found in Tenda AC500 2.0.1.9(1307). Affected by this vulnerability is the function formexeCommand of the file /goform/execCommand. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-261145 was 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/formexeCommand.md
• https://vuldb.com/?ctiid.261145
• https://vuldb.com/?id.261145
• https://vuldb.com/?submit.313804
• https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formexeCommand.md
• https://vuldb.com/?ctiid.261145
• https://vuldb.com/?id.261145
• https://vuldb.com/?submit.313804

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