CVE-2018-18320 Command injection in n/a
Attackers can execute arbitrary commands on Asuswrt-Merlin devices via Merlin.PHP, though the vendor states this is intended for trusted intranets.
- 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-2018-18320?
CVE-2018-18320 is a critical command injection vulnerability in n/a, published on 15 Oct 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in the Merlin.PHP component 0.6.6 for Asuswrt-Merlin devices. An attacker can execute arbitrary commands because exec.php has a popen call. NOTE: the vendor indicates that Merlin.PHP is designed only for use on a trusted intranet network, and intentionally allows remote code execution
Which versions are affected by CVE-2018-18320?
It affects 14 products.
Products include Asuswrt-Merlin Project Rt-Ac1900 Firmware, Asuswrt-Merlin Project Rt-Ac2900 Firmware, Asuswrt-Merlin Project Rt-Ac3100 Firmware, Asuswrt-Merlin Project Rt-Ac3200 Firmware, Asuswrt-Merlin Project Rt-Ac5300 Firmware, Asuswrt-Merlin Project Rt-Ac56u Firmware and 8 more.
How do I fix CVE-2018-18320?
No fix has been published for CVE-2018-18320 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-2018-18320 being exploited?
There is no known exploitation of CVE-2018-18320 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9p2j-49w6-xprr.