A vulnerability classified as critical was found in D-Link DWL-2600AP 4.2.0.15 Rev A. This vulnerability affects some unknown processing of the file admin.cgi?action=config_save. The manipulation as part of a Shell Metacharacter 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. CVE summarizes:

D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Save Configuration functionality in the Web interface, using shell metacharacters in the admin.cgi?action=config_save configBackup or downloadServerip parameter.

The weakness was published 03/05/2020. This vulnerability was named CVE-2019-20500 since 03/05/2020. The attack needs to be approached locally. Required for exploitation is a single authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/06/2020). The MITRE ATT&CK project declares the attack technique as T1202.

This issue was added on 06/29/2023 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 07/20/2023:

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

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

Similar entries are available at 150941 and 150939.

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Vendor

• D-Link

Name

• DWL-2600AP

Version

• 4.2.0.15 Rev A

License

• commercial

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CPE 2.2info

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