Vulnerability identifier: #VU14417

Vulnerability risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11455

CWE-ID: CWE-23

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Siemens Automation License Manager
Server applications / SCADA systems

Vendor: Siemens

Description

The vulnerability allows a remote attacker to conduct directory traversal attack on the target system.

The vulnerability exists due to relative path traversal. A remote unauthenticated attacker can trick the victim into visiting a specially crafted website, move arbitrary files to conduct path traversal attack and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Update to version 6.0.1.

Vulnerable software versions

Siemens Automation License Manager: All versions

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External links
http://cert-portal.siemens.com/productcert/pdf/ssa-920962.pdf

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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.