Critical severity9.8NVD Advisory· Published Jul 31, 2017· Updated May 13, 2026

CVE-2017-9483

Description

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows Network Processor (NP) Linux users to obtain root access to the Application Processor (AP) Linux system via shell metacharacters in commands.

Affected products

Cisco Systems, Inc./Dpc3939 Firmware
cpe:2.3:o:cisco:dpc3939_firmware:dpc3939-p20-18-v303r20421746-170221a-cmcst:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/BastilleResearch/CableTap/blob/master/doc/advisories/bastille-26.arbitrary-command-execution.txtnvdExploitThird Party Advisory

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000