CVE-2020-27600 Command injection in n/a

Critical 9.8 Published 2 Apr 2021 Updated 4 Aug 2024

Remote attackers can execute arbitrary commands on D-Link DIR-846 routers via shell metacharacters in SSID parameters.

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-2020-27600?

CVE-2020-27600 is a critical command injection vulnerability in n/a, published on 2 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

HNAP1/control/SetMasterWLanSettings.php in D-Link D-Link Router DIR-846 DIR-846 A1_100.26 allows remote attackers to execute arbitrary commands via shell metacharacters in the ssid0 or ssid1 parameter.

Weakness: CWE-78

Which versions are affected by CVE-2020-27600?

It affects 1 product.

Products include Dlink Dir-846 Firmware.

How do I fix CVE-2020-27600?

No fix has been published for CVE-2020-27600 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-2020-27600 being exploited?

There is no known exploitation of CVE-2020-27600 in the wild and no public exploit code.

Sources

Also known as GHSA-j3v2-w597-rhpw.