7.5
Advisory Published
Updated

CVE-2017-9485

First published: Mon Jul 31 2017(Updated: )

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to write arbitrary data to a known /var/tmp/sess_* pathname by leveraging the device's operation in UI dev mode.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Cisco Dpc3939 Firmware=dpc3939-p20-18-v303r20421746-170221a-cmcst
Cisco DPC3939

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Frequently Asked Questions

  • What is the severity of CVE-2017-9485?

    CVE-2017-9485 is classified as a high-severity vulnerability due to its ability to allow remote attackers to write arbitrary data.

  • How do I fix CVE-2017-9485?

    To fix CVE-2017-9485, it is recommended to update the Cisco DPC3939 firmware to a newer, secure version provided by the manufacturer.

  • What devices are affected by CVE-2017-9485?

    CVE-2017-9485 specifically affects Cisco DPC3939 devices running firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST.

  • Can CVE-2017-9485 be exploited remotely?

    Yes, CVE-2017-9485 can be exploited remotely, allowing attackers to manipulate session files on vulnerable devices.

  • What type of attack can be performed using CVE-2017-9485?

    CVE-2017-9485 allows attackers to perform unauthorized data writes, potentially compromising device security.

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