Sonus SBC 1000/SBC 2000/SBC SWe Lite Web Interface path traversal

Summaryinfo

A vulnerability classified as problematic has been found in Sonus SBC 1000, SBC 2000 and SBC SWe Lite. This affects an unknown function of the component Web Interface. This manipulation causes path traversal. This vulnerability is handled as CVE-2018-11543. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Sonus SBC 1000, SBC 2000 and SBC SWe Lite (version now known). It has been declared as problematic. Affected by this vulnerability is some unknown processing of the component Web Interface. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. The summary by CVE is:

A Local File Inclusion (LFI) vulnerability in the Sonus SBC 1000 / SBC 2000 / SBC SWe Lite web interface allows for the downloading of arbitrary files via an unspecified vector. It affects the 1000 and 2000 devices 6.0.x up to Build 446, 6.1.x up to Build 492, and 7.0.x up to Build 485. It affects the SWe Lite devices 6.1.x up to Build 111 and 7.0.x up to Build 140.

The bug was discovered 07/09/2018. The weakness was released 07/09/2018 (Website). It is possible to read the advisory at gist.github.com. This vulnerability is known as CVE-2018-11543 since 05/29/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 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.

Entries connected to this vulnerability are available at VDB-120930 and VDB-120929. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Sonus

Name

• SBC 1000
• SBC 2000
• SBC SWe Lite

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