A vulnerability, which was classified as critical, was found in D-Link DIR-300 (Router Operating System) (version now known). Affected is some unknown processing. The manipulation with an unknown input leads to a cryptographic issues vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality. CVE summarizes:

The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information via unspecified vectors.

The weakness was disclosed 12/20/2011 (Website). The advisory is shared for download at en.securitylab.ru. This vulnerability is traded as CVE-2011-4723 since 12/10/2011. The exploitability is told to be easy. It is possible to launch the attack remotely. Required for exploitation is a authentication. Technical details are unknown but an exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/01/2024). The MITRE ATT&CK project declares the attack technique as T1600.

It is declared as highly functional. This issue was added on 09/08/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 09/29/2022:

The impacted product is end-of-life and should be disconnected if still in use.

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

The entries VDB-8508, VDB-8509, VDB-8510 and VDB-8511 are pretty similar.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-300

License

• commercial

CPE 2.3info

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CPE 2.2info

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