CVE-2017-17743 Privilege escalation in n/a
Authenticated attackers can escape the restricted shell and escalate privileges by uploading a malicious .bashrc file on UCOPIA Wireless Appliance devices.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-17743?
CVE-2017-17743 is a medium-severity vulnerability in n/a, published on 22 Mar 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their privileges by uploading a .bashrc file containing the /bin/sh string. In some situations, authentication can be achieved via the bhu85tgb default password for the admin account.
Weakness: CWE-287
Which versions are affected by CVE-2017-17743?
It affects 1 product.
Products include Ucopia Wireless Appliance Firmware.
How do I fix CVE-2017-17743?
No fix has been published for CVE-2017-17743 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-17743 being exploited?
There is no known exploitation of CVE-2017-17743 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-hcwg-vj9p-2xch.