Cisco Data Center Network Manager REST/SOAP path traversal

Summaryinfo

A vulnerability classified as critical was found in Cisco Data Center Network Manager. This vulnerability affects unknown code of the component REST/SOAP. Such manipulation leads to path traversal. This vulnerability is documented as CVE-2019-15982. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Cisco Data Center Network Manager (version unknown) and classified as critical. Affected by this issue is an unknown function of the component REST/SOAP. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Multiple vulnerabilities in the REST and SOAP API endpoints and the Application Framework feature of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to conduct directory traversal attacks on an affected device. To exploit these vulnerabilities, an attacker would need administrative privileges on the DCNM application. For more information about these vulnerabilities, see the Details section of this advisory. Note: The severity of these vulnerabilities is aggravated by the vulnerabilities described in the Cisco Data Center Network Manager Authentication Bypass Vulnerabilities advisory, published simultaneously with this one.

The weakness was released 01/06/2020 as cisco-sa-20200102-dcnm-path-tr as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2019-15982 since 09/06/2019. The attack may be launched remotely. The successful exploitation requires a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-148314 and VDB-148315. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Network Management Software

Vendor

• Cisco

Name

• Data Center Network Manager

License

• commercial

Website

• Vendor: https://www.cisco.com/

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Once again VulDB remains the best source for vulnerability data.

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