Vulnerability identifier: #VU11329

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-0152

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco IOS XE
Operating systems & Components / Operating system

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a remote authenticated attacker to gain elevated privileges on the target system.

The weakness exists in the web-based user interface (web UI) due to improper reset of the privilege level for each web UI session. A remote attacker who has valid credentials for an affected device can access a VTY line to the device remotely and gain root privileges.

Mitigation
Update to versions 16.8(0.25), 16.7(0.175), 16.6.2, 16.6(1.79), 16.5(1.321), 16.3.5, 16.3.5b or 16.3(4.115).

Vulnerable software versions

Cisco IOS XE: 16.6.1

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-xepriv

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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