#VU6979 Relative path traversal in Cisco Ultra Services Framework - CVE-2017-6681

Vulnerability identifier: #VU6979

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-6681

CWE-ID: CWE-23

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Ultra Services Framework
Server applications / Frameworks for developing and running applications

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a remote unauthenticated attacker to obtain potentially sensitive information.

The weakness exists in the AutoVNF VNFStagingView class of Cisco Ultra Services Framework due to relative path traversal. A remote attacker can send a specially crafted URL request, perform relative path traversal attack and gain access to sensitive files on the system.

Successful exploitation of the vulnerability results in information disclosure.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cisco Ultra Services Framework: All versions

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170607-usf2

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.