CVE-2017-3834 Hardcoded credentials in Cisco Aironet 1830 Series and 1850 Series Access Points
Unauthenticated remote attackers can use default SSH credentials to gain complete control of Cisco Aironet Access Points running Mobility Express software.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-3834?
CVE-2017-3834 is a critical vulnerability in Cisco Aironet 1830 Series and 1850 Series Access Points, published on 6 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in Cisco Aironet 1830 Series and Cisco Aironet 1850 Series Access Points running Cisco Mobility Express Software could allow an unauthenticated, remote attacker to take complete control of an affected device. The vulnerability is due to the existence of default credentials for an affected device that is running Cisco Mobility Express Software, regardless of whether the device is configured as a master, subordinate, or standalone access point. An attacker who has layer 3 connectivity to an affected device could use Secure Shell (SSH) to log in to the device with elevated privileges. A successful exploit could allow the attacker to take complete control of the device. This vulnerability affects Cisco Aironet 1830 Series and Cisco Aironet 1850 Series Access Points that are running an 8.2.x release of Cisco Mobility Express Software prior to Release 8.2.111.0, regardless of whether the device is configured as a master, subordinate, or standalone access point. Release 8.2 was the first release of Cisco Mobility Express Software for next generation Cisco Aironet Access Points. Cisco Bug IDs: CSCva50691.
Which versions are affected by CVE-2017-3834?
It affects 1 product.
Products include Cisco Aironet Access Point Firmware.
How do I fix CVE-2017-3834?
No fix has been published for CVE-2017-3834 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-3834 being exploited?
There is no known exploitation of CVE-2017-3834 in the wild and no public exploit code.
Other vulnerabilities in Cisco Aironet 1830 Series and 1850 Series Access Points
- CVE-2017-3873 Code injection in Cisco Aironet 1800, 2800, and 3800 Series Access Points
- CVE-2019-1834 Cisco Aironet Series Access Points Denial of Service Vulnerability
- CVE-2019-1826 Cisco Aironet Series Access Points Quality of Service Denial of Service Vulnerability
- CVE-2019-1829 Cisco Aironet Series Access Points Command Injection Vulnerability
- CVE-2019-1835 Cisco Aironet Series Access Points Directory Traversal Vulnerability
Sources
Also known as GHSA-c6vq-6rwf-mq8q.