D-Link DSL6740C SSH/Telnet os command injection

Summaryinfo

A vulnerability has been found in D-Link DSL6740C and classified as critical. Affected by this issue is some unknown functionality of the component SSH/Telnet. This manipulation causes os command injection. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is tracked as CVE-2024-11065. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in D-Link DSL6740C (the affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown part of the component SSH/Telnet. The manipulation with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The D-Link DSL6740C modem has an OS Command Injection vulnerability, allowing remote attackers with administrator privileges to inject and execute arbitrary system commands through a specific functionality provided by SSH and Telnet.

It is possible to read the advisory at twcert.org.tw. This vulnerability is known as CVE-2024-11065 since 11/11/2024. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/11/2024). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

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

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Productinfo

Vendor

• D-Link

Name

• DSL6740C

License

• commercial

Support

• end of life

Website

• Vendor: https://www.dlink.com/

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CPE 2.2info

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