Home/CVE/WebAccess Versions 8.3.2 and prior. The application fails to properly validate the length of user-supplied data, causing
CVE

CVE-2018-17910

WebAccess Versions 8.3.2 and prior. The application fails to properly validate the length of user-supplied data, causing

WebAccess Versions 8.3.2 and prior. The application fails to properly validate the length of user-supplied data, causing a buffer overflow condition that allows for arbitrary remote code execution.

HIGH · CVSS 7.8 EPSS 0.02689
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121Stack-based Buffer Overflow
▤

Affected Products & Versions

1
advantech webaccess<= 8.3.2
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.0 · ics-cert@hq.dhs.gov
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Oct 2018 · 06:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2018-icsa-18-298-02
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/105736Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041957Third Party AdvisoryVDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-298-02Third Party AdvisoryUS Government Resource
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