CVE-2018-15553 Command injection in n/a

High 8.8 Published Updated

Attackers can execute arbitrary OS commands on Telus Actiontec T2200H routers via shell metacharacters in specific fields.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-15553?

CVE-2018-15553 is a high-severity command injection vulnerability in n/a, published on 20 Aug 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

fileshare.cmd on Telus Actiontec T2200H T2200H-31.128L.03 devices allows OS Command Injection via shell metacharacters in the smbdUserid or smbdPasswd field.

Weakness: CWE-78

Which versions are affected by CVE-2018-15553?

It affects 1 product.

Products include Telus Actiontec T2200h Firmware.

How do I fix CVE-2018-15553?

No fix has been published for CVE-2018-15553 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-2018-15553 being exploited?

There is no known exploitation of CVE-2018-15553 in the wild and no public exploit code.

Sources

Also known as GHSA-qxq5-575v-fj9w.

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