CVE-2019-15957 Cisco Small Business Routers RV016, RV042, RV042G, RV082, RV320, and RV325 Command Injection Vulnerability
Authenticated administrators can inject arbitrary commands into Cisco Small Business Routers, executing them with root privileges on the underlying OS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-15957?
CVE-2019-15957 is a high-severity command injection vulnerability in Cisco Rv320 Firmware, published on 23 Sep 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an authenticated, remote attacker with administrative privileges to inject arbitrary commands into the underlying operating system. When processed, the commands will be executed with root privileges. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by providing malicious input to a specific field in the web-based management interface of an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux operating system as the root user.
Weakness: CWE-20
Which versions are affected by CVE-2019-15957?
It affects 6 products.
Products include Cisco Rv016 Multi-Wan Vpn Firmware, Cisco Rv042 Dual Wan Vpn, Cisco Rv042g Dual Gigabit Wan Vpn Firmware, Cisco Rv082 Dual Wan Vpn Router Firmware, Cisco Rv320 Firmware, Cisco Rv325 Firmware.
How do I fix CVE-2019-15957?
No fix has been published for CVE-2019-15957 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2019-15957 being exploited?
There is no known exploitation of CVE-2019-15957 in the wild and no public exploit code.
Other vulnerabilities in Cisco Rv320 Firmware
Sources
Also known as GHSA-9rmc-v2wh-vw8c.