CVE-2017-11322

HIGH

UCOPIA Wireless Appliance < 5.1.7 - OS Command Injection via chroothole_client Argument

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2017-11322. PoCs published by Sysdream, tnpitsecurity.

AI-analyzed exploit summary The exploit demonstrates a local privilege escalation (LPE) via command injection in the `chroothole_client` binary, allowing an attacker to escape the chroot and gain root access by injecting a reverse shell command.

Description

The chroothole_client executable in UCOPIA Wireless Appliance before 5.1.8 allows remote attackers to gain root privileges via a dollar sign ($) metacharacter in the argument to chroothole_client.

Exploits (2)

exploitdb WORKING POC
by Sysdream · locallinux
https://www.exploit-db.com/exploits/42936

The exploit demonstrates a local privilege escalation (LPE) via command injection in the `chroothole_client` binary, allowing an attacker to escape the chroot and gain root access by injecting a reverse shell command.

Classification
Working Poc 100%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: UCOPIA Wireless Appliance < 5.1.8
Auth required
Prerequisites: Local access to the UCOPIA Wireless Appliance · Presence of the vulnerable `chroothole_client` binary
devstral-2 · analyzed Feb 16, 2026 Full analysis →
github WORKING POC 4 stars
by tnpitsecurity · poc
https://github.com/tnpitsecurity/CVEs/tree/master/CVE-2017-11322

The repository provides a functional proof-of-concept for CVE-2017-11322, demonstrating a chroot escape and privilege escalation vulnerability in UCOPIA Wireless Appliance versions prior to 5.1.8. The exploit leverages improper command sanitization in the 'chroothole_client' binary to execute arbitrary commands as root.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: UCOPIA Wireless Appliance < 5.1.8
Auth required
Prerequisites: local access to the appliance · presence of 'chroothole_client' binary · netcat or similar tool for reverse shell
devstral-2 · analyzed Feb 27, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42936/

Scores

CVSS v3 8.2
EPSS 0.0472
EPSS Percentile 90.7%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (1)
ucopia/ucopia_wireless_appliance < 5.1.7
Published Oct 03, 2017
Tracked Since Feb 18, 2026