PT-2017-2818 · Advantech · Advantech Webaccess

Published 2017-08-09 · Updated 2019-10-09 · CVE-2017-12706

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Advantech WebAccess versions prior to V8.2 20170817

Description A stack-based buffer overflow issue was discovered due to a lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. This could allow an attacker to execute arbitrary code under the context of the process, potentially enabling remote unauthorized access to the device.

Recommendations For Advantech WebAccess versions prior to V8.2 20170817, update to version V8.2 20170817 or later to resolve the issue. As a temporary workaround, consider restricting access to the affected software to minimize the risk of exploitation.

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2017-02095

CVE-2017-12706

Affected Products

Advantech Webaccess

References · 5

• https://bdu.fstec.ru/vul/2017-02095 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2017-12706 · Security Note
• https://osv.dev/vulnerability/CVE-2017-12706 · Vendor Advisory
• https://ics-cert.us-cert.gov/advisories/ICSA-17-241-02 · Note
• http://securityfocus.com/bid/100526 · Note