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No exploitation reported

CVE-2018-15704

No exploitation reported by the sources we read.

  • Published2018-10-22
  • WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Advantech WebAccess 8.3.2 and below is vulnerable to a stack buffer overflow vulnerability. A remote authenticated attacker could potentially exploit this vulnerability by sending a crafted HTTP request to broadweb/system/opcImg.asp.

Timeline

dates in UTC
  1. 2018-10-2219:29CVE publishedNVD

Versions per branch

NVD
Advantech webaccess
BranchAffectedFixed in
8.3≤ 8.3.2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2018-10-22
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-p37j-gvw8-qg5v

Frequently asked questions

What is CVE-2018-15704?

Advantech WebAccess 8.3.2 and below is vulnerable to a stack buffer overflow vulnerability. A remote authenticated attacker could potentially exploit this vulnerability by sending a crafted HTTP request to broadweb/system/opcImg.asp.

Is CVE-2018-15704 actively exploited?

Active exploitation of CVE-2018-15704 has not been confirmed. Its EPSS score was 21.5% on 2026-11-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-15704?

CVE-2018-15704 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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