Tenda AC6 15.03.05.19 formSetFirewallCfg firewallEn buffer overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in Tenda AC6 15.03.05.19. Impacted is the function formSetFirewallCfg. The manipulation of the argument firewallEn results in buffer overflow. This vulnerability is reported as CVE-2022-45650. No exploit exists.

Detailsinfo

A vulnerability was found in Tenda AC6 15.03.05.19. It has been classified as critical. Affected is the function formSetFirewallCfg. The manipulation of the argument firewallEn with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Tenda AC6V1.0 V15.03.05.19 was discovered to contain a buffer overflow via the firewallEn parameter in the formSetFirewallCfg function.

The weakness was disclosed 12/02/2022. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-45650 since 11/21/2022. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• Tenda

Name

• AC6

Version

• 15.03.05.19

License

• commercial

Website

• Vendor: https://www.tenda.com.cn/

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Duplicate

• Submit #XXXXXX: Xxxxx Xxx Xxxxxx Xxxxx.xxxx_xxx.xx.xx.xx Xxxxx-xxxxx Xxxxxx Xxxxxxxx (by Sta8r9)

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