CVE-2017-9482 Auth bypass in n/a

Critical 9.8 Published Updated

Attackers can gain root access to the Network Processor by enabling a Telnet daemon via a separate vulnerability, requiring specific configuration changes.

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-2017-9482?

CVE-2017-9482 is a critical authentication bypass vulnerability in n/a, published on 31 Jul 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain root access to the Network Processor (NP) Linux system by enabling a TELNET daemon (through CVE-2017-9479 exploitation) and then establishing a TELNET session.

Weakness: CWE-732

Which versions are affected by CVE-2017-9482?

It affects 1 product.

Products include Cisco Dpc3939 Firmware.

How do I fix CVE-2017-9482?

No fix has been published for CVE-2017-9482 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-9482 being exploited?

There is no known exploitation of CVE-2017-9482 in the wild and no public exploit code.

Sources

Also known as GHSA-w646-qwwc-w64j.

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