#VU41830 Information disclosure in Advantech WebAccess - CVE-2014-0771

Vulnerability identifier: #VU41830

Vulnerability risk: Medium

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:Green]

CVE-ID: CVE-2014-0771

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Advantech WebAccess
Server applications / SCADA systems

Vendor: Advantech Co., Ltd

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The OpenUrlToBuffer method in the BWOCXRUN.BwocxrunCtrl.1 ActiveX control in bwocxrun.ocx in Advantech WebAccess before 7.2 allows remote attackers to read arbitrary files via a file: URL.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Advantech WebAccess: 5.0 - 7.0

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External links
https://ics-cert.us-cert.gov/advisories/ICSA-14-079-03

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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.