CVE-2021-37316 SQL injection in n/a

High 7.5 Published 3 Feb 2023 Updated 26 Mar 2025

Remote attackers can exploit SQL injection in ASUS router firmware to view sensitive system information, including password hashes.

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-2021-37316?

CVE-2021-37316 is a high-severity SQL injection vulnerability in n/a, published on 3 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SQL injection vulnerability in Cloud Disk in ASUS RT-AC68U router firmware version before 3.0.0.4.386.41634 allows remote attackers to view sensitive information via /etc/shadow.

Weakness: CWE-89

Which versions are affected by CVE-2021-37316?

It affects 1 product.

Products include Asus Rt-Ac68u Firmware.

How do I fix CVE-2021-37316?

No fix has been published for CVE-2021-37316 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2021-37316 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-37316 exists.

Sources

Also known as GHSA-j69q-pcqq-q58r.