Summaryinfo

A vulnerability, which was classified as critical, has been found in TOTOLINK A800R, A810R, A830R, A950RG, A3000RU and A3100R. This issue affects the function setUploadSetting. The manipulation of the argument FileName leads to command injection. The identification of this vulnerability is CVE-2022-26209. There is no exploit available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in TOTOLINK A800R, A810R, A830R, A950RG, A3000RU and A3100R. This vulnerability affects the function setUploadSetting. The manipulation of the argument FileName with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 03/16/2022. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-26209 since 02/28/2022. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

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

Vendor

• TOTOLINK

Name

• A800R
• A810R
• A830R
• A950RG
• A3000RU
• A3100R

License

• commercial

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